Home / 26,979.24-40,469.13-9,449.49

Finding the Fourth Proportional to 26,979.24, 40,469.13 and 9,449.49

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Solution

The fourth proportional to 26,979.24, 40,469.13 and 9,449.49 is: 14,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.24 : 40,469.13 = 9,449.49 : x
  2. Step 2: Convert to fraction form
    26,979.24/40,469.13 = 9,449.49/x
  3. Step 3: Cross multiply
    26,979.24x = 40,469.13 × 9,449.49
  4. Step 4: Simplify right side
    26,979.24x = 382,412,639.24
  5. Step 5: Solve for x
    x = 382,412,639.24/26,979.24
  6. Step 6: Final answer
    x = 14,174.33

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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.