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Finding the Fourth Proportional to 24,691, 34,073.58 and 13,513

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Solution

The fourth proportional to 24,691, 34,073.58 and 13,513 is: 18,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,691 : 34,073.58 = 13,513 : x
  2. Step 2: Convert to fraction form
    24,691/34,073.58 = 13,513/x
  3. Step 3: Cross multiply
    24,691x = 34,073.58 × 13,513
  4. Step 4: Simplify right side
    24,691x = 460,436,286.54
  5. Step 5: Solve for x
    x = 460,436,286.54/24,691
  6. Step 6: Final answer
    x = 18,647.94

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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.