Home / 43,835.12-65,625.96-25,768.88

Finding the Fourth Proportional to 43,835.12, 65,625.96 and 25,768.88

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Solution

The fourth proportional to 43,835.12, 65,625.96 and 25,768.88 is: 38,578.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,835.12 : 65,625.96 = 25,768.88 : x
  2. Step 2: Convert to fraction form
    43,835.12/65,625.96 = 25,768.88/x
  3. Step 3: Cross multiply
    43,835.12x = 65,625.96 × 25,768.88
  4. Step 4: Simplify right side
    43,835.12x = 1,691,107,488.12
  5. Step 5: Solve for x
    x = 1,691,107,488.12/43,835.12
  6. Step 6: Final answer
    x = 38,578.83

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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.