Question

what is the third proportional to 10 and 30​

Answer 1

Step-by-step explanation:

Let x be the Third proportion of 5 and 10

The third proportional of two numbers a and b is defined to be that number x such that a : b = b : x.

5:10 = 10:x

=> 5/10 = 10/x

=> x= 10 *10/5 = 20.

Similarly, for 10 and 30 the third proportional is 90.

Answer 2

Answer:

Here is the ans hope its helpful for you☺

Step-by-step explanation:

The third proportional of two numbers a and b is defined to be that number x such that a : b = b : x.

5:10 = 10:x

=> 5/10 = 10/x

=> x= 10 ×10/5 = 20.

Similarly, for 10 and 30 the third proportional is 90

#its Sayan✌