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Finding the Fourth Proportional to 32,375.28, 44,679.48 and 18,229.68

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Solution

The fourth proportional to 32,375.28, 44,679.48 and 18,229.68 is: 25,157.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,375.28 : 44,679.48 = 18,229.68 : x
  2. Step 2: Convert to fraction form
    32,375.28/44,679.48 = 18,229.68/x
  3. Step 3: Cross multiply
    32,375.28x = 44,679.48 × 18,229.68
  4. Step 4: Simplify right side
    32,375.28x = 814,492,622.97
  5. Step 5: Solve for x
    x = 814,492,622.97/32,375.28
  6. Step 6: Final answer
    x = 25,157.86

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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.