Home / 26,272.20-39,408.30-22,991.70

Finding the Fourth Proportional to 26,272.20, 39,408.30 and 22,991.70

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Solution

The fourth proportional to 26,272.20, 39,408.30 and 22,991.70 is: 34,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,272.20 : 39,408.30 = 22,991.70 : x
  2. Step 2: Convert to fraction form
    26,272.20/39,408.30 = 22,991.70/x
  3. Step 3: Cross multiply
    26,272.20x = 39,408.30 × 22,991.70
  4. Step 4: Simplify right side
    26,272.20x = 906,063,811.11
  5. Step 5: Solve for x
    x = 906,063,811.11/26,272.20
  6. Step 6: Final answer
    x = 34,487.55

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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.