In this calculation, one mithqal equals twenty qirats, so two qirats equal 0.1 mithqal.
Likewise, 2.5 percent of four mithqals is 0.1 mithqal. These are two descriptions of the same amount due.
This makes the relationship between “qiratan” and one-fortieth explicit.
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Zakat on Gold: Nisab, Incremental Dues and Jewelry
In this calculation, one mithqal equals twenty qirats, so two qirats equal 0.1 mithqal.
Likewise, 2.5 percent of four mithqals is 0.1 mithqal. These are two descriptions of the same amount due.
This makes the relationship between “qiratan” and one-fortieth explicit.