Home / 12,266.97-18,375.67-8,096.68

Finding the Fourth Proportional to 12,266.97, 18,375.67 and 8,096.68

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Solution

The fourth proportional to 12,266.97, 18,375.67 and 8,096.68 is: 12,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.97 : 18,375.67 = 8,096.68 : x
  2. Step 2: Convert to fraction form
    12,266.97/18,375.67 = 8,096.68/x
  3. Step 3: Cross multiply
    12,266.97x = 18,375.67 × 8,096.68
  4. Step 4: Simplify right side
    12,266.97x = 148,781,919.78
  5. Step 5: Solve for x
    x = 148,781,919.78/12,266.97
  6. Step 6: Final answer
    x = 12,128.66

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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.