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Finding the Fourth Proportional to 44,891, 67,346.22 and 17,189

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Solution

The fourth proportional to 44,891, 67,346.22 and 17,189 is: 25,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,891 : 67,346.22 = 17,189 : x
  2. Step 2: Convert to fraction form
    44,891/67,346.22 = 17,189/x
  3. Step 3: Cross multiply
    44,891x = 67,346.22 × 17,189
  4. Step 4: Simplify right side
    44,891x = 1,157,614,175.58
  5. Step 5: Solve for x
    x = 1,157,614,175.58/44,891
  6. Step 6: Final answer
    x = 25,787.22

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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.