Calculating Ranks in Tableau

Create a parameter like below.

create a calculation, drop it on "Text Labels"

Right click on parameter, then click on "Show Parameter Control".

Drag "Measure Selection" field twice onto Columns shelf, State on to rows shelf.

Then Right click on first Measure Selection Column (Rank) then click on "Discrete", Change ir from Column shelf to Row shelf.

Then applying the Sorting

Then Copy the Rank Column into "Filter Shelf". ( I am using laptop so how i am doing here is CTRL+ALT+Right click on Mouse + dragging into Filters shelf.)

Then Apply the Filter on Ranking

If you want to hide the Ranks, right click on rank field, click on "Show Header".

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I have added normal report, top 5 City report to the Dashboard to come to know how our calculation will work.

Measure