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Finding the Fourth Proportional to 27,383.29, 41,079.99 and 8,668.03

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Solution

The fourth proportional to 27,383.29, 41,079.99 and 8,668.03 is: 13,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.29 : 41,079.99 = 8,668.03 : x
  2. Step 2: Convert to fraction form
    27,383.29/41,079.99 = 8,668.03/x
  3. Step 3: Cross multiply
    27,383.29x = 41,079.99 × 8,668.03
  4. Step 4: Simplify right side
    27,383.29x = 356,082,585.72
  5. Step 5: Solve for x
    x = 356,082,585.72/27,383.29
  6. Step 6: Final answer
    x = 13,003.65

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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.