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Finding the Fourth Proportional to 44,727, 67,092.78 and 11,447.34

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Solution

The fourth proportional to 44,727, 67,092.78 and 11,447.34 is: 17,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,727 : 67,092.78 = 11,447.34 : x
  2. Step 2: Convert to fraction form
    44,727/67,092.78 = 11,447.34/x
  3. Step 3: Cross multiply
    44,727x = 67,092.78 × 11,447.34
  4. Step 4: Simplify right side
    44,727x = 768,033,864.21
  5. Step 5: Solve for x
    x = 768,033,864.21/44,727
  6. Step 6: Final answer
    x = 17,171.59

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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.