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Finding the Fourth Proportional to 54,265.56, 81,385.22 and 14,822.88

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Solution

The fourth proportional to 54,265.56, 81,385.22 and 14,822.88 is: 22,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,265.56 : 81,385.22 = 14,822.88 : x
  2. Step 2: Convert to fraction form
    54,265.56/81,385.22 = 14,822.88/x
  3. Step 3: Cross multiply
    54,265.56x = 81,385.22 × 14,822.88
  4. Step 4: Simplify right side
    54,265.56x = 1,206,363,349.83
  5. Step 5: Solve for x
    x = 1,206,363,349.83/54,265.56
  6. Step 6: Final answer
    x = 22,230.74

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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.