Home / 27,932.91-41,905.25-8,209.82

Finding the Fourth Proportional to 27,932.91, 41,905.25 and 8,209.82

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Solution

The fourth proportional to 27,932.91, 41,905.25 and 8,209.82 is: 12,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.91 : 41,905.25 = 8,209.82 : x
  2. Step 2: Convert to fraction form
    27,932.91/41,905.25 = 8,209.82/x
  3. Step 3: Cross multiply
    27,932.91x = 41,905.25 × 8,209.82
  4. Step 4: Simplify right side
    27,932.91x = 344,034,308.98
  5. Step 5: Solve for x
    x = 344,034,308.98/27,932.91
  6. Step 6: Final answer
    x = 12,316.45

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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.