Home / 15,001.92-22,494.18-5,138.58

Finding the Fourth Proportional to 15,001.92, 22,494.18 and 5,138.58

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Solution

The fourth proportional to 15,001.92, 22,494.18 and 5,138.58 is: 7,704.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.92 : 22,494.18 = 5,138.58 : x
  2. Step 2: Convert to fraction form
    15,001.92/22,494.18 = 5,138.58/x
  3. Step 3: Cross multiply
    15,001.92x = 22,494.18 × 5,138.58
  4. Step 4: Simplify right side
    15,001.92x = 115,588,143.46
  5. Step 5: Solve for x
    x = 115,588,143.46/15,001.92
  6. Step 6: Final answer
    x = 7,704.89

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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.