Home / 26,272.06-39,414.03-8,742.58

Finding the Fourth Proportional to 26,272.06, 39,414.03 and 8,742.58

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Solution

The fourth proportional to 26,272.06, 39,414.03 and 8,742.58 is: 13,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,272.06 : 39,414.03 = 8,742.58 : x
  2. Step 2: Convert to fraction form
    26,272.06/39,414.03 = 8,742.58/x
  3. Step 3: Cross multiply
    26,272.06x = 39,414.03 × 8,742.58
  4. Step 4: Simplify right side
    26,272.06x = 344,580,310.40
  5. Step 5: Solve for x
    x = 344,580,310.40/26,272.06
  6. Step 6: Final answer
    x = 13,115.85

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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.