Home / 15,195.58-22,833.46-8,180.78

Finding the Fourth Proportional to 15,195.58, 22,833.46 and 8,180.78

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Solution

The fourth proportional to 15,195.58, 22,833.46 and 8,180.78 is: 12,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195.58 : 22,833.46 = 8,180.78 : x
  2. Step 2: Convert to fraction form
    15,195.58/22,833.46 = 8,180.78/x
  3. Step 3: Cross multiply
    15,195.58x = 22,833.46 × 8,180.78
  4. Step 4: Simplify right side
    15,195.58x = 186,795,512.90
  5. Step 5: Solve for x
    x = 186,795,512.90/15,195.58
  6. Step 6: Final answer
    x = 12,292.75

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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.