Finding the Fourth Proportional to 14,748.72, 22,122.36 and 5,514
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Solution
The fourth proportional to 14,748.72, 22,122.36 and 5,514 is: 8,270.73
Step by Step Solution
- Step 1: Write the proportion equation
14,748.72 : 22,122.36 = 5,514 : x - Step 2: Convert to fraction form
14,748.72/22,122.36 = 5,514/x - Step 3: Cross multiply
14,748.72x = 22,122.36 × 5,514 - Step 4: Simplify right side
14,748.72x = 121,982,693.04 - Step 5: Solve for x
x = 121,982,693.04/14,748.72 - Step 6: Final answer
x = 8,270.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.