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Finding the Fourth Proportional to 24,691.71, 34,072.08 and 13,935.62

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Solution

The fourth proportional to 24,691.71, 34,072.08 and 13,935.62 is: 19,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,691.71 : 34,072.08 = 13,935.62 : x
  2. Step 2: Convert to fraction form
    24,691.71/34,072.08 = 13,935.62/x
  3. Step 3: Cross multiply
    24,691.71x = 34,072.08 × 13,935.62
  4. Step 4: Simplify right side
    24,691.71x = 474,815,644.67
  5. Step 5: Solve for x
    x = 474,815,644.67/24,691.71
  6. Step 6: Final answer
    x = 19,229.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.