Home / 26,997.75-40,503.12-8,529.75

Finding the Fourth Proportional to 26,997.75, 40,503.12 and 8,529.75

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Solution

The fourth proportional to 26,997.75, 40,503.12 and 8,529.75 is: 12,796.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.75 : 40,503.12 = 8,529.75 : x
  2. Step 2: Convert to fraction form
    26,997.75/40,503.12 = 8,529.75/x
  3. Step 3: Cross multiply
    26,997.75x = 40,503.12 × 8,529.75
  4. Step 4: Simplify right side
    26,997.75x = 345,481,487.82
  5. Step 5: Solve for x
    x = 345,481,487.82/26,997.75
  6. Step 6: Final answer
    x = 12,796.68

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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.