Home / 56,311.20-84,471.12-25,149.60

Finding the Fourth Proportional to 56,311.20, 84,471.12 and 25,149.60

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Solution

The fourth proportional to 56,311.20, 84,471.12 and 25,149.60 is: 37,726.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,311.20 : 84,471.12 = 25,149.60 : x
  2. Step 2: Convert to fraction form
    56,311.20/84,471.12 = 25,149.60/x
  3. Step 3: Cross multiply
    56,311.20x = 84,471.12 × 25,149.60
  4. Step 4: Simplify right side
    56,311.20x = 2,124,414,879.55
  5. Step 5: Solve for x
    x = 2,124,414,879.55/56,311.20
  6. Step 6: Final answer
    x = 37,726.33

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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.