Home / 15,551.38-23,327-3,864.60

Finding the Fourth Proportional to 15,551.38, 23,327 and 3,864.60

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Solution

The fourth proportional to 15,551.38, 23,327 and 3,864.60 is: 5,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.38 : 23,327 = 3,864.60 : x
  2. Step 2: Convert to fraction form
    15,551.38/23,327 = 3,864.60/x
  3. Step 3: Cross multiply
    15,551.38x = 23,327 × 3,864.60
  4. Step 4: Simplify right side
    15,551.38x = 90,149,524.20
  5. Step 5: Solve for x
    x = 90,149,524.20/15,551.38
  6. Step 6: Final answer
    x = 5,796.88

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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.