Home / 26,481.24-39,721.84-6,759.80

Finding the Fourth Proportional to 26,481.24, 39,721.84 and 6,759.80

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Solution

The fourth proportional to 26,481.24, 39,721.84 and 6,759.80 is: 10,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.24 : 39,721.84 = 6,759.80 : x
  2. Step 2: Convert to fraction form
    26,481.24/39,721.84 = 6,759.80/x
  3. Step 3: Cross multiply
    26,481.24x = 39,721.84 × 6,759.80
  4. Step 4: Simplify right side
    26,481.24x = 268,511,694.03
  5. Step 5: Solve for x
    x = 268,511,694.03/26,481.24
  6. Step 6: Final answer
    x = 10,139.69

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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.