Finding the Third Proportional to 9,495 and 21,980
Calculator
Solution
The third proportional to 9,495 and 21,980 is: 50,881.56
Step by Step Solution
- Step 1: Write the proportion equation
9,495 : 21,980 = 21,980 : x - Step 2: Convert to fraction form
9,495/21,980 = 21,980/x - Step 3: Cross multiply
9,495x = 21,980 × 21,980 - Step 4: Simplify right side
9,495x = 483,120,400 - Step 5: Solve for x
x = 483,120,400/9,495 - Step 6: Final answer
x = 50,881.56
Related Problems
Find third proportional to 4,747.50 and 10,990
Half scale
Find third proportional to 18,990 and 43,960
Double scale
Find third proportional to 9,497 and 21,985
Similar ratio
Find third proportional to 14,242.50 and 32,970
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.