Finding the Third Proportional to 21,346 and 32,981
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Solution
The third proportional to 21,346 and 32,981 is: 50,957.85
Step by Step Solution
- Step 1: Write the proportion equation
21,346 : 32,981 = 32,981 : x - Step 2: Convert to fraction form
21,346/32,981 = 32,981/x - Step 3: Cross multiply
21,346x = 32,981 × 32,981 - Step 4: Simplify right side
21,346x = 1,087,746,361 - Step 5: Solve for x
x = 1,087,746,361/21,346 - Step 6: Final answer
x = 50,957.85
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.