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Finding the Fourth Proportional to 48,667.62, 73,001 and 15,387.71

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Solution

The fourth proportional to 48,667.62, 73,001 and 15,387.71 is: 23,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,667.62 : 73,001 = 15,387.71 : x
  2. Step 2: Convert to fraction form
    48,667.62/73,001 = 15,387.71/x
  3. Step 3: Cross multiply
    48,667.62x = 73,001 × 15,387.71
  4. Step 4: Simplify right side
    48,667.62x = 1,123,318,217.71
  5. Step 5: Solve for x
    x = 1,123,318,217.71/48,667.62
  6. Step 6: Final answer
    x = 23,081.43

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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.