Home / 27,843.27-41,760.59-8,119.77

Finding the Fourth Proportional to 27,843.27, 41,760.59 and 8,119.77

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Solution

The fourth proportional to 27,843.27, 41,760.59 and 8,119.77 is: 12,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.27 : 41,760.59 = 8,119.77 : x
  2. Step 2: Convert to fraction form
    27,843.27/41,760.59 = 8,119.77/x
  3. Step 3: Cross multiply
    27,843.27x = 41,760.59 × 8,119.77
  4. Step 4: Simplify right side
    27,843.27x = 339,086,345.27
  5. Step 5: Solve for x
    x = 339,086,345.27/27,843.27
  6. Step 6: Final answer
    x = 12,178.40

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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.