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Finding the Fourth Proportional to 27,347.38, 41,021.08 and 8,879.38

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Solution

The fourth proportional to 27,347.38, 41,021.08 and 8,879.38 is: 13,319.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.38 : 41,021.08 = 8,879.38 : x
  2. Step 2: Convert to fraction form
    27,347.38/41,021.08 = 8,879.38/x
  3. Step 3: Cross multiply
    27,347.38x = 41,021.08 × 8,879.38
  4. Step 4: Simplify right side
    27,347.38x = 364,241,757.33
  5. Step 5: Solve for x
    x = 364,241,757.33/27,347.38
  6. Step 6: Final answer
    x = 13,319.07

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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.