Question

12, 16, x, 20 are in proportion. then x is​

Answer 1

Answer:

Step-by-step explanation:

Suppose the unknown quantity is X ,

Now,

Product of extremes =product of means,

⇒so,12*20,

⇒16*x ,

⇒x=12*20/16,

⇒240/16=15,

So x is 15.

Hope it helps.

Answer 2

Answer:

15

Step-by-step explanation:

12*20=16*x

x=12*20/16

x=240/16

x=15

I HOPE U UNDERSTAND