Home / 26,459.44-39,691.50-9,819.66

Finding the Fourth Proportional to 26,459.44, 39,691.50 and 9,819.66

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Solution

The fourth proportional to 26,459.44, 39,691.50 and 9,819.66 is: 14,730.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459.44 : 39,691.50 = 9,819.66 : x
  2. Step 2: Convert to fraction form
    26,459.44/39,691.50 = 9,819.66/x
  3. Step 3: Cross multiply
    26,459.44x = 39,691.50 × 9,819.66
  4. Step 4: Simplify right side
    26,459.44x = 389,757,034.89
  5. Step 5: Solve for x
    x = 389,757,034.89/26,459.44
  6. Step 6: Final answer
    x = 14,730.36

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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.