Home / 16,789.68-25,168.10-6,251.97

Finding the Fourth Proportional to 16,789.68, 25,168.10 and 6,251.97

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Solution

The fourth proportional to 16,789.68, 25,168.10 and 6,251.97 is: 9,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.68 : 25,168.10 = 6,251.97 : x
  2. Step 2: Convert to fraction form
    16,789.68/25,168.10 = 6,251.97/x
  3. Step 3: Cross multiply
    16,789.68x = 25,168.10 × 6,251.97
  4. Step 4: Simplify right side
    16,789.68x = 157,350,174.90
  5. Step 5: Solve for x
    x = 157,350,174.90/16,789.68
  6. Step 6: Final answer
    x = 9,371.84

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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.