Home / 26,170.88-39,241.45-17,860.97

Finding the Fourth Proportional to 26,170.88, 39,241.45 and 17,860.97

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Solution

The fourth proportional to 26,170.88, 39,241.45 and 17,860.97 is: 26,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.88 : 39,241.45 = 17,860.97 : x
  2. Step 2: Convert to fraction form
    26,170.88/39,241.45 = 17,860.97/x
  3. Step 3: Cross multiply
    26,170.88x = 39,241.45 × 17,860.97
  4. Step 4: Simplify right side
    26,170.88x = 700,890,120.35
  5. Step 5: Solve for x
    x = 700,890,120.35/26,170.88
  6. Step 6: Final answer
    x = 26,781.29

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1.5x scale

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.