Finding the Third Proportional to 21,644 and 32,700
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Solution
The third proportional to 21,644 and 32,700 is: 49,403.53
Step by Step Solution
- Step 1: Write the proportion equation
21,644 : 32,700 = 32,700 : x - Step 2: Convert to fraction form
21,644/32,700 = 32,700/x - Step 3: Cross multiply
21,644x = 32,700 × 32,700 - Step 4: Simplify right side
21,644x = 1,069,290,000 - Step 5: Solve for x
x = 1,069,290,000/21,644 - Step 6: Final answer
x = 49,403.53
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.