Home / 26,255.25-39,401.12-10,672.89

Finding the Fourth Proportional to 26,255.25, 39,401.12 and 10,672.89

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Solution

The fourth proportional to 26,255.25, 39,401.12 and 10,672.89 is: 16,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.25 : 39,401.12 = 10,672.89 : x
  2. Step 2: Convert to fraction form
    26,255.25/39,401.12 = 10,672.89/x
  3. Step 3: Cross multiply
    26,255.25x = 39,401.12 × 10,672.89
  4. Step 4: Simplify right side
    26,255.25x = 420,523,819.64
  5. Step 5: Solve for x
    x = 420,523,819.64/26,255.25
  6. Step 6: Final answer
    x = 16,016.75

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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.