Home / 26,891.55-40,324.23-8,168.40

Finding the Fourth Proportional to 26,891.55, 40,324.23 and 8,168.40

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Solution

The fourth proportional to 26,891.55, 40,324.23 and 8,168.40 is: 12,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.55 : 40,324.23 = 8,168.40 : x
  2. Step 2: Convert to fraction form
    26,891.55/40,324.23 = 8,168.40/x
  3. Step 3: Cross multiply
    26,891.55x = 40,324.23 × 8,168.40
  4. Step 4: Simplify right side
    26,891.55x = 329,384,440.33
  5. Step 5: Solve for x
    x = 329,384,440.33/26,891.55
  6. Step 6: Final answer
    x = 12,248.62

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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.