Home / 26,481.82-39,722.85-8,951.74

Finding the Fourth Proportional to 26,481.82, 39,722.85 and 8,951.74

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Solution

The fourth proportional to 26,481.82, 39,722.85 and 8,951.74 is: 13,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.82 : 39,722.85 = 8,951.74 : x
  2. Step 2: Convert to fraction form
    26,481.82/39,722.85 = 8,951.74/x
  3. Step 3: Cross multiply
    26,481.82x = 39,722.85 × 8,951.74
  4. Step 4: Simplify right side
    26,481.82x = 355,588,625.26
  5. Step 5: Solve for x
    x = 355,588,625.26/26,481.82
  6. Step 6: Final answer
    x = 13,427.65

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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.