Home / 32,391.28-44,701.60-18,245.68

Finding the Fourth Proportional to 32,391.28, 44,701.60 and 18,245.68

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Solution

The fourth proportional to 32,391.28, 44,701.60 and 18,245.68 is: 25,179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,391.28 : 44,701.60 = 18,245.68 : x
  2. Step 2: Convert to fraction form
    32,391.28/44,701.60 = 18,245.68/x
  3. Step 3: Cross multiply
    32,391.28x = 44,701.60 × 18,245.68
  4. Step 4: Simplify right side
    32,391.28x = 815,611,089.09
  5. Step 5: Solve for x
    x = 815,611,089.09/32,391.28
  6. Step 6: Final answer
    x = 25,179.96

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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.