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Finding the Fourth Proportional to 44,167.80, 66,251.60 and 17,891

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Solution

The fourth proportional to 44,167.80, 66,251.60 and 17,891 is: 26,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,167.80 : 66,251.60 = 17,891 : x
  2. Step 2: Convert to fraction form
    44,167.80/66,251.60 = 17,891/x
  3. Step 3: Cross multiply
    44,167.80x = 66,251.60 × 17,891
  4. Step 4: Simplify right side
    44,167.80x = 1,185,307,375.60
  5. Step 5: Solve for x
    x = 1,185,307,375.60/44,167.80
  6. Step 6: Final answer
    x = 26,836.46

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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.