Home / 15,180.93-22,764.70-6,860.61

Finding the Fourth Proportional to 15,180.93, 22,764.70 and 6,860.61

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Solution

The fourth proportional to 15,180.93, 22,764.70 and 6,860.61 is: 10,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.93 : 22,764.70 = 6,860.61 : x
  2. Step 2: Convert to fraction form
    15,180.93/22,764.70 = 6,860.61/x
  3. Step 3: Cross multiply
    15,180.93x = 22,764.70 × 6,860.61
  4. Step 4: Simplify right side
    15,180.93x = 156,179,580.34
  5. Step 5: Solve for x
    x = 156,179,580.34/15,180.93
  6. Step 6: Final answer
    x = 10,287.88

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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.