Home / 41,481.31-62,213.59-11,891.20

Finding the Fourth Proportional to 41,481.31, 62,213.59 and 11,891.20

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Solution

The fourth proportional to 41,481.31, 62,213.59 and 11,891.20 is: 17,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,481.31 : 62,213.59 = 11,891.20 : x
  2. Step 2: Convert to fraction form
    41,481.31/62,213.59 = 11,891.20/x
  3. Step 3: Cross multiply
    41,481.31x = 62,213.59 × 11,891.20
  4. Step 4: Simplify right side
    41,481.31x = 739,793,870.88
  5. Step 5: Solve for x
    x = 739,793,870.88/41,481.31
  6. Step 6: Final answer
    x = 17,834.39

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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.