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Finding the Fourth Proportional to 55,468.26, 83,215.44 and 18,028.44

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Solution

The fourth proportional to 55,468.26, 83,215.44 and 18,028.44 is: 27,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,468.26 : 83,215.44 = 18,028.44 : x
  2. Step 2: Convert to fraction form
    55,468.26/83,215.44 = 18,028.44/x
  3. Step 3: Cross multiply
    55,468.26x = 83,215.44 × 18,028.44
  4. Step 4: Simplify right side
    55,468.26x = 1,500,244,567.11
  5. Step 5: Solve for x
    x = 1,500,244,567.11/55,468.26
  6. Step 6: Final answer
    x = 27,046.90

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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.