Home / 15,183.57-22,789.94-7,397.85

Finding the Fourth Proportional to 15,183.57, 22,789.94 and 7,397.85

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Solution

The fourth proportional to 15,183.57, 22,789.94 and 7,397.85 is: 11,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.57 : 22,789.94 = 7,397.85 : x
  2. Step 2: Convert to fraction form
    15,183.57/22,789.94 = 7,397.85/x
  3. Step 3: Cross multiply
    15,183.57x = 22,789.94 × 7,397.85
  4. Step 4: Simplify right side
    15,183.57x = 168,596,606.10
  5. Step 5: Solve for x
    x = 168,596,606.10/15,183.57
  6. Step 6: Final answer
    x = 11,103.88

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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.