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Finding the Fourth Proportional to 27,932.80, 41,812.80 and 24,822.40

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Solution

The fourth proportional to 27,932.80, 41,812.80 and 24,822.40 is: 37,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.80 : 41,812.80 = 24,822.40 : x
  2. Step 2: Convert to fraction form
    27,932.80/41,812.80 = 24,822.40/x
  3. Step 3: Cross multiply
    27,932.80x = 41,812.80 × 24,822.40
  4. Step 4: Simplify right side
    27,932.80x = 1,037,894,046.72
  5. Step 5: Solve for x
    x = 1,037,894,046.72/27,932.80
  6. Step 6: Final answer
    x = 37,156.82

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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.