Home / 15,174.06-22,761.10-4,786.62

Finding the Fourth Proportional to 15,174.06, 22,761.10 and 4,786.62

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Solution

The fourth proportional to 15,174.06, 22,761.10 and 4,786.62 is: 7,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.06 : 22,761.10 = 4,786.62 : x
  2. Step 2: Convert to fraction form
    15,174.06/22,761.10 = 4,786.62/x
  3. Step 3: Cross multiply
    15,174.06x = 22,761.10 × 4,786.62
  4. Step 4: Simplify right side
    15,174.06x = 108,948,736.48
  5. Step 5: Solve for x
    x = 108,948,736.48/15,174.06
  6. Step 6: Final answer
    x = 7,179.93

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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.