Home / 26,850.78-40,260.72-11,066.70

Finding the Fourth Proportional to 26,850.78, 40,260.72 and 11,066.70

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Solution

The fourth proportional to 26,850.78, 40,260.72 and 11,066.70 is: 16,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850.78 : 40,260.72 = 11,066.70 : x
  2. Step 2: Convert to fraction form
    26,850.78/40,260.72 = 11,066.70/x
  3. Step 3: Cross multiply
    26,850.78x = 40,260.72 × 11,066.70
  4. Step 4: Simplify right side
    26,850.78x = 445,553,310.02
  5. Step 5: Solve for x
    x = 445,553,310.02/26,850.78
  6. Step 6: Final answer
    x = 16,593.68

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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.