Home / 27,379.27-41,076.19-8,659.64

Finding the Fourth Proportional to 27,379.27, 41,076.19 and 8,659.64

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Solution

The fourth proportional to 27,379.27, 41,076.19 and 8,659.64 is: 12,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.27 : 41,076.19 = 8,659.64 : x
  2. Step 2: Convert to fraction form
    27,379.27/41,076.19 = 8,659.64/x
  3. Step 3: Cross multiply
    27,379.27x = 41,076.19 × 8,659.64
  4. Step 4: Simplify right side
    27,379.27x = 355,705,107.13
  5. Step 5: Solve for x
    x = 355,705,107.13/27,379.27
  6. Step 6: Final answer
    x = 12,991.77

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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.