Home / 69,713.70-104,538.60-22,319.61

Finding the Fourth Proportional to 69,713.70, 104,538.60 and 22,319.61

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Solution

The fourth proportional to 69,713.70, 104,538.60 and 22,319.61 is: 33,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.70 : 104,538.60 = 22,319.61 : x
  2. Step 2: Convert to fraction form
    69,713.70/104,538.60 = 22,319.61/x
  3. Step 3: Cross multiply
    69,713.70x = 104,538.60 × 22,319.61
  4. Step 4: Simplify right side
    69,713.70x = 2,333,260,781.95
  5. Step 5: Solve for x
    x = 2,333,260,781.95/69,713.70
  6. Step 6: Final answer
    x = 33,469.19

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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.