Home / 16,334.60-22,540.39-9,163.53

Finding the Fourth Proportional to 16,334.60, 22,540.39 and 9,163.53

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Solution

The fourth proportional to 16,334.60, 22,540.39 and 9,163.53 is: 12,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,334.60 : 22,540.39 = 9,163.53 : x
  2. Step 2: Convert to fraction form
    16,334.60/22,540.39 = 9,163.53/x
  3. Step 3: Cross multiply
    16,334.60x = 22,540.39 × 9,163.53
  4. Step 4: Simplify right side
    16,334.60x = 206,549,517.07
  5. Step 5: Solve for x
    x = 206,549,517.07/16,334.60
  6. Step 6: Final answer
    x = 12,644.91

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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.