Home / 54,228.29-81,333.11-14,785.44

Finding the Fourth Proportional to 54,228.29, 81,333.11 and 14,785.44

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Solution

The fourth proportional to 54,228.29, 81,333.11 and 14,785.44 is: 22,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,228.29 : 81,333.11 = 14,785.44 : x
  2. Step 2: Convert to fraction form
    54,228.29/81,333.11 = 14,785.44/x
  3. Step 3: Cross multiply
    54,228.29x = 81,333.11 × 14,785.44
  4. Step 4: Simplify right side
    54,228.29x = 1,202,545,549.88
  5. Step 5: Solve for x
    x = 1,202,545,549.88/54,228.29
  6. Step 6: Final answer
    x = 22,175.61

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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.