Home / 26,682.12-40,025.43-7,960.95

Finding the Fourth Proportional to 26,682.12, 40,025.43 and 7,960.95

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Solution

The fourth proportional to 26,682.12, 40,025.43 and 7,960.95 is: 11,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.12 : 40,025.43 = 7,960.95 : x
  2. Step 2: Convert to fraction form
    26,682.12/40,025.43 = 7,960.95/x
  3. Step 3: Cross multiply
    26,682.12x = 40,025.43 × 7,960.95
  4. Step 4: Simplify right side
    26,682.12x = 318,640,446.96
  5. Step 5: Solve for x
    x = 318,640,446.96/26,682.12
  6. Step 6: Final answer
    x = 11,942.10

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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.