Home / 37,027.92-55,517.24-20,395.78

Finding the Fourth Proportional to 37,027.92, 55,517.24 and 20,395.78

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Solution

The fourth proportional to 37,027.92, 55,517.24 and 20,395.78 is: 30,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,027.92 : 55,517.24 = 20,395.78 : x
  2. Step 2: Convert to fraction form
    37,027.92/55,517.24 = 20,395.78/x
  3. Step 3: Cross multiply
    37,027.92x = 55,517.24 × 20,395.78
  4. Step 4: Simplify right side
    37,027.92x = 1,132,317,311.27
  5. Step 5: Solve for x
    x = 1,132,317,311.27/37,027.92
  6. Step 6: Final answer
    x = 30,580.10

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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.