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Finding the Fourth Proportional to 29,049, 43,567.94 and 11,279.66

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Solution

The fourth proportional to 29,049, 43,567.94 and 11,279.66 is: 16,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,049 : 43,567.94 = 11,279.66 : x
  2. Step 2: Convert to fraction form
    29,049/43,567.94 = 11,279.66/x
  3. Step 3: Cross multiply
    29,049x = 43,567.94 × 11,279.66
  4. Step 4: Simplify right side
    29,049x = 491,431,550.10
  5. Step 5: Solve for x
    x = 491,431,550.10/29,049
  6. Step 6: Final answer
    x = 16,917.33

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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.