Home / 16,834.74-25,251.19-5,147.96

Finding the Fourth Proportional to 16,834.74, 25,251.19 and 5,147.96

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Solution

The fourth proportional to 16,834.74, 25,251.19 and 5,147.96 is: 7,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.74 : 25,251.19 = 5,147.96 : x
  2. Step 2: Convert to fraction form
    16,834.74/25,251.19 = 5,147.96/x
  3. Step 3: Cross multiply
    16,834.74x = 25,251.19 × 5,147.96
  4. Step 4: Simplify right side
    16,834.74x = 129,992,005.90
  5. Step 5: Solve for x
    x = 129,992,005.90/16,834.74
  6. Step 6: Final answer
    x = 7,721.65

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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.