Home / 12,414.11-18,617.21-4,092.57

Finding the Fourth Proportional to 12,414.11, 18,617.21 and 4,092.57

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Solution

The fourth proportional to 12,414.11, 18,617.21 and 4,092.57 is: 6,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.11 : 18,617.21 = 4,092.57 : x
  2. Step 2: Convert to fraction form
    12,414.11/18,617.21 = 4,092.57/x
  3. Step 3: Cross multiply
    12,414.11x = 18,617.21 × 4,092.57
  4. Step 4: Simplify right side
    12,414.11x = 76,192,230.01
  5. Step 5: Solve for x
    x = 76,192,230.01/12,414.11
  6. Step 6: Final answer
    x = 6,137.55

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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.