Home / 15,180.99-22,778.52-5,817.88

Finding the Fourth Proportional to 15,180.99, 22,778.52 and 5,817.88

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Solution

The fourth proportional to 15,180.99, 22,778.52 and 5,817.88 is: 8,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.99 : 22,778.52 = 5,817.88 : x
  2. Step 2: Convert to fraction form
    15,180.99/22,778.52 = 5,817.88/x
  3. Step 3: Cross multiply
    15,180.99x = 22,778.52 × 5,817.88
  4. Step 4: Simplify right side
    15,180.99x = 132,522,695.94
  5. Step 5: Solve for x
    x = 132,522,695.94/15,180.99
  6. Step 6: Final answer
    x = 8,729.52

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1.5x scale

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.