Home / 26,168.13-39,251.46-8,398.65

Finding the Fourth Proportional to 26,168.13, 39,251.46 and 8,398.65

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Solution

The fourth proportional to 26,168.13, 39,251.46 and 8,398.65 is: 12,597.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.13 : 39,251.46 = 8,398.65 : x
  2. Step 2: Convert to fraction form
    26,168.13/39,251.46 = 8,398.65/x
  3. Step 3: Cross multiply
    26,168.13x = 39,251.46 × 8,398.65
  4. Step 4: Simplify right side
    26,168.13x = 329,659,122.09
  5. Step 5: Solve for x
    x = 329,659,122.09/26,168.13
  6. Step 6: Final answer
    x = 12,597.74

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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.