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Finding the Fourth Proportional to 41,241.78, 56,960.04 and 27,789.48

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Solution

The fourth proportional to 41,241.78, 56,960.04 and 27,789.48 is: 38,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,241.78 : 56,960.04 = 27,789.48 : x
  2. Step 2: Convert to fraction form
    41,241.78/56,960.04 = 27,789.48/x
  3. Step 3: Cross multiply
    41,241.78x = 56,960.04 × 27,789.48
  4. Step 4: Simplify right side
    41,241.78x = 1,582,889,892.38
  5. Step 5: Solve for x
    x = 1,582,889,892.38/41,241.78
  6. Step 6: Final answer
    x = 38,380.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.