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Finding the Fourth Proportional to 16,841.97, 25,230.12 and 10,251.81

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Solution

The fourth proportional to 16,841.97, 25,230.12 and 10,251.81 is: 15,357.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841.97 : 25,230.12 = 10,251.81 : x
  2. Step 2: Convert to fraction form
    16,841.97/25,230.12 = 10,251.81/x
  3. Step 3: Cross multiply
    16,841.97x = 25,230.12 × 10,251.81
  4. Step 4: Simplify right side
    16,841.97x = 258,654,396.52
  5. Step 5: Solve for x
    x = 258,654,396.52/16,841.97
  6. Step 6: Final answer
    x = 15,357.73

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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.