Home / 43,885.20-65,790.72-17,575.52

Finding the Fourth Proportional to 43,885.20, 65,790.72 and 17,575.52

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Solution

The fourth proportional to 43,885.20, 65,790.72 and 17,575.52 is: 26,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,885.20 : 65,790.72 = 17,575.52 : x
  2. Step 2: Convert to fraction form
    43,885.20/65,790.72 = 17,575.52/x
  3. Step 3: Cross multiply
    43,885.20x = 65,790.72 × 17,575.52
  4. Step 4: Simplify right side
    43,885.20x = 1,156,306,115.17
  5. Step 5: Solve for x
    x = 1,156,306,115.17/43,885.20
  6. Step 6: Final answer
    x = 26,348.43

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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.