Home / 26,682.45-40,025.70-7,961.04

Finding the Fourth Proportional to 26,682.45, 40,025.70 and 7,961.04

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Solution

The fourth proportional to 26,682.45, 40,025.70 and 7,961.04 is: 11,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.45 : 40,025.70 = 7,961.04 : x
  2. Step 2: Convert to fraction form
    26,682.45/40,025.70 = 7,961.04/x
  3. Step 3: Cross multiply
    26,682.45x = 40,025.70 × 7,961.04
  4. Step 4: Simplify right side
    26,682.45x = 318,646,198.73
  5. Step 5: Solve for x
    x = 318,646,198.73/26,682.45
  6. Step 6: Final answer
    x = 11,942.16

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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.