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Finding the Fourth Proportional to 32,381.56, 48,565.86 and 9,001.72

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Solution

The fourth proportional to 32,381.56, 48,565.86 and 9,001.72 is: 13,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.56 : 48,565.86 = 9,001.72 : x
  2. Step 2: Convert to fraction form
    32,381.56/48,565.86 = 9,001.72/x
  3. Step 3: Cross multiply
    32,381.56x = 48,565.86 × 9,001.72
  4. Step 4: Simplify right side
    32,381.56x = 437,176,273.28
  5. Step 5: Solve for x
    x = 437,176,273.28/32,381.56
  6. Step 6: Final answer
    x = 13,500.78

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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.