Home / 23,310.42-32,167.11-13,238.61

Finding the Fourth Proportional to 23,310.42, 32,167.11 and 13,238.61

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Solution

The fourth proportional to 23,310.42, 32,167.11 and 13,238.61 is: 18,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.42 : 32,167.11 = 13,238.61 : x
  2. Step 2: Convert to fraction form
    23,310.42/32,167.11 = 13,238.61/x
  3. Step 3: Cross multiply
    23,310.42x = 32,167.11 × 13,238.61
  4. Step 4: Simplify right side
    23,310.42x = 425,847,824.12
  5. Step 5: Solve for x
    x = 425,847,824.12/23,310.42
  6. Step 6: Final answer
    x = 18,268.56

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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.