Finding the Third Proportional to 9,782 and 13,938
Calculator
Solution
The third proportional to 9,782 and 13,938 is: 19,859.73
Step by Step Solution
- Step 1: Write the proportion equation
9,782 : 13,938 = 13,938 : x - Step 2: Convert to fraction form
9,782/13,938 = 13,938/x - Step 3: Cross multiply
9,782x = 13,938 × 13,938 - Step 4: Simplify right side
9,782x = 194,267,844 - Step 5: Solve for x
x = 194,267,844/9,782 - Step 6: Final answer
x = 19,859.73
Related Problems
Find third proportional to 4,891 and 6,969
Half scale
Find third proportional to 19,564 and 27,876
Double scale
Find third proportional to 9,784 and 13,941
Similar ratio
Find third proportional to 14,673 and 20,907
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.