Home / 27,954.80-41,939.28-8,234

Finding the Fourth Proportional to 27,954.80, 41,939.28 and 8,234

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Solution

The fourth proportional to 27,954.80, 41,939.28 and 8,234 is: 12,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954.80 : 41,939.28 = 8,234 : x
  2. Step 2: Convert to fraction form
    27,954.80/41,939.28 = 8,234/x
  3. Step 3: Cross multiply
    27,954.80x = 41,939.28 × 8,234
  4. Step 4: Simplify right side
    27,954.80x = 345,328,031.52
  5. Step 5: Solve for x
    x = 345,328,031.52/27,954.80
  6. Step 6: Final answer
    x = 12,353.09

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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.