Home / 26,860.30-40,294.82-8,135.96

Finding the Fourth Proportional to 26,860.30, 40,294.82 and 8,135.96

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Solution

The fourth proportional to 26,860.30, 40,294.82 and 8,135.96 is: 12,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860.30 : 40,294.82 = 8,135.96 : x
  2. Step 2: Convert to fraction form
    26,860.30/40,294.82 = 8,135.96/x
  3. Step 3: Cross multiply
    26,860.30x = 40,294.82 × 8,135.96
  4. Step 4: Simplify right side
    26,860.30x = 327,836,801.57
  5. Step 5: Solve for x
    x = 327,836,801.57/26,860.30
  6. Step 6: Final answer
    x = 12,205.26

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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.