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Finding the Fourth Proportional to 15,062.43, 22,593.84 and 7,165.80

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Solution

The fourth proportional to 15,062.43, 22,593.84 and 7,165.80 is: 10,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.43 : 22,593.84 = 7,165.80 : x
  2. Step 2: Convert to fraction form
    15,062.43/22,593.84 = 7,165.80/x
  3. Step 3: Cross multiply
    15,062.43x = 22,593.84 × 7,165.80
  4. Step 4: Simplify right side
    15,062.43x = 161,902,938.67
  5. Step 5: Solve for x
    x = 161,902,938.67/15,062.43
  6. Step 6: Final answer
    x = 10,748.79

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1.5x scale

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.