Home / 15,508.50-23,248.83-5,640.87

Finding the Fourth Proportional to 15,508.50, 23,248.83 and 5,640.87

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Solution

The fourth proportional to 15,508.50, 23,248.83 and 5,640.87 is: 8,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,508.50 : 23,248.83 = 5,640.87 : x
  2. Step 2: Convert to fraction form
    15,508.50/23,248.83 = 5,640.87/x
  3. Step 3: Cross multiply
    15,508.50x = 23,248.83 × 5,640.87
  4. Step 4: Simplify right side
    15,508.50x = 131,143,627.68
  5. Step 5: Solve for x
    x = 131,143,627.68/15,508.50
  6. Step 6: Final answer
    x = 8,456.24

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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.