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Finding the Fourth Proportional to 49,793.13, 74,689.95 and 14,733.09

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Solution

The fourth proportional to 49,793.13, 74,689.95 and 14,733.09 is: 22,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,793.13 : 74,689.95 = 14,733.09 : x
  2. Step 2: Convert to fraction form
    49,793.13/74,689.95 = 14,733.09/x
  3. Step 3: Cross multiply
    49,793.13x = 74,689.95 × 14,733.09
  4. Step 4: Simplify right side
    49,793.13x = 1,100,413,755.45
  5. Step 5: Solve for x
    x = 1,100,413,755.45/49,793.13
  6. Step 6: Final answer
    x = 22,099.71

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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.