Finding the Third Proportional to 19,400 and 29,460
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Solution
The third proportional to 19,400 and 29,460 is: 44,736.68
Step by Step Solution
- Step 1: Write the proportion equation
19,400 : 29,460 = 29,460 : x - Step 2: Convert to fraction form
19,400/29,460 = 29,460/x - Step 3: Cross multiply
19,400x = 29,460 × 29,460 - Step 4: Simplify right side
19,400x = 867,891,600 - Step 5: Solve for x
x = 867,891,600/19,400 - Step 6: Final answer
x = 44,736.68
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.