Home / 26,241.38-39,375.63-10,443

Finding the Fourth Proportional to 26,241.38, 39,375.63 and 10,443

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Solution

The fourth proportional to 26,241.38, 39,375.63 and 10,443 is: 15,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,241.38 : 39,375.63 = 10,443 : x
  2. Step 2: Convert to fraction form
    26,241.38/39,375.63 = 10,443/x
  3. Step 3: Cross multiply
    26,241.38x = 39,375.63 × 10,443
  4. Step 4: Simplify right side
    26,241.38x = 411,199,704.09
  5. Step 5: Solve for x
    x = 411,199,704.09/26,241.38
  6. Step 6: Final answer
    x = 15,669.90

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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.