Home / 12,414.57-18,617.90-4,092.73

Finding the Fourth Proportional to 12,414.57, 18,617.90 and 4,092.73

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Solution

The fourth proportional to 12,414.57, 18,617.90 and 4,092.73 is: 6,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.57 : 18,617.90 = 4,092.73 : x
  2. Step 2: Convert to fraction form
    12,414.57/18,617.90 = 4,092.73/x
  3. Step 3: Cross multiply
    12,414.57x = 18,617.90 × 4,092.73
  4. Step 4: Simplify right side
    12,414.57x = 76,197,993.88
  5. Step 5: Solve for x
    x = 76,197,993.88/12,414.57
  6. Step 6: Final answer
    x = 6,137.79

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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.