Home / 22,481.12-33,721.70-5,839.76

Finding the Fourth Proportional to 22,481.12, 33,721.70 and 5,839.76

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Solution

The fourth proportional to 22,481.12, 33,721.70 and 5,839.76 is: 8,759.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,481.12 : 33,721.70 = 5,839.76 : x
  2. Step 2: Convert to fraction form
    22,481.12/33,721.70 = 5,839.76/x
  3. Step 3: Cross multiply
    22,481.12x = 33,721.70 × 5,839.76
  4. Step 4: Simplify right side
    22,481.12x = 196,926,436.98
  5. Step 5: Solve for x
    x = 196,926,436.98/22,481.12
  6. Step 6: Final answer
    x = 8,759.64

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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.