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Finding the Fourth Proportional to 41,499, 62,274.02 and 21,791.70

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Solution

The fourth proportional to 41,499, 62,274.02 and 21,791.70 is: 32,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,499 : 62,274.02 = 21,791.70 : x
  2. Step 2: Convert to fraction form
    41,499/62,274.02 = 21,791.70/x
  3. Step 3: Cross multiply
    41,499x = 62,274.02 × 21,791.70
  4. Step 4: Simplify right side
    41,499x = 1,357,056,652.68
  5. Step 5: Solve for x
    x = 1,357,056,652.68/41,499
  6. Step 6: Final answer
    x = 32,700.95

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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.