Home / 15,010.56-22,516.30-5,149.70

Finding the Fourth Proportional to 15,010.56, 22,516.30 and 5,149.70

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Solution

The fourth proportional to 15,010.56, 22,516.30 and 5,149.70 is: 7,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.56 : 22,516.30 = 5,149.70 : x
  2. Step 2: Convert to fraction form
    15,010.56/22,516.30 = 5,149.70/x
  3. Step 3: Cross multiply
    15,010.56x = 22,516.30 × 5,149.70
  4. Step 4: Simplify right side
    15,010.56x = 115,952,233.53
  5. Step 5: Solve for x
    x = 115,952,233.53/15,010.56
  6. Step 6: Final answer
    x = 7,724.71

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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.