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Finding the Fourth Proportional to 38,880, 58,369.01 and 33,073.52

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Solution

The fourth proportional to 38,880, 58,369.01 and 33,073.52 is: 49,651.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880 : 58,369.01 = 33,073.52 : x
  2. Step 2: Convert to fraction form
    38,880/58,369.01 = 33,073.52/x
  3. Step 3: Cross multiply
    38,880x = 58,369.01 × 33,073.52
  4. Step 4: Simplify right side
    38,880x = 1,930,468,162.40
  5. Step 5: Solve for x
    x = 1,930,468,162.40/38,880
  6. Step 6: Final answer
    x = 49,651.96

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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.