Home / 45,691.40-68,523.96-17,609.24

Finding the Fourth Proportional to 45,691.40, 68,523.96 and 17,609.24

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Solution

The fourth proportional to 45,691.40, 68,523.96 and 17,609.24 is: 26,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,691.40 : 68,523.96 = 17,609.24 : x
  2. Step 2: Convert to fraction form
    45,691.40/68,523.96 = 17,609.24/x
  3. Step 3: Cross multiply
    45,691.40x = 68,523.96 × 17,609.24
  4. Step 4: Simplify right side
    45,691.40x = 1,206,654,857.39
  5. Step 5: Solve for x
    x = 1,206,654,857.39/45,691.40
  6. Step 6: Final answer
    x = 26,408.80

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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.