Home / 56,227.60-84,340.05-18,276.82

Finding the Fourth Proportional to 56,227.60, 84,340.05 and 18,276.82

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Solution

The fourth proportional to 56,227.60, 84,340.05 and 18,276.82 is: 27,414.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,227.60 : 84,340.05 = 18,276.82 : x
  2. Step 2: Convert to fraction form
    56,227.60/84,340.05 = 18,276.82/x
  3. Step 3: Cross multiply
    56,227.60x = 84,340.05 × 18,276.82
  4. Step 4: Simplify right side
    56,227.60x = 1,541,467,399.56
  5. Step 5: Solve for x
    x = 1,541,467,399.56/56,227.60
  6. Step 6: Final answer
    x = 27,414.78

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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.