Question

find the mean proportion 5,20

Answer 1

So the mean proportion =10
Hope it helps!

Answer 2

Step-by-step explanation:

Let a,b,c be in continued proportion.

a = 5 and c = 20.

:. b²=ac

= 5×20

:. b² = 100

:. b = 10.(Taking square root of both the sides)

:. Mean proportional of 5 and 20 is 10.