Home / 14,850.38-20,494.14-8,136.59

Finding the Fourth Proportional to 14,850.38, 20,494.14 and 8,136.59

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Solution

The fourth proportional to 14,850.38, 20,494.14 and 8,136.59 is: 11,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.38 : 20,494.14 = 8,136.59 : x
  2. Step 2: Convert to fraction form
    14,850.38/20,494.14 = 8,136.59/x
  3. Step 3: Cross multiply
    14,850.38x = 20,494.14 × 8,136.59
  4. Step 4: Simplify right side
    14,850.38x = 166,752,414.58
  5. Step 5: Solve for x
    x = 166,752,414.58/14,850.38
  6. Step 6: Final answer
    x = 11,228.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.