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Finding the Fourth Proportional to 27,273.38, 40,910.13 and 8,805.38

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Solution

The fourth proportional to 27,273.38, 40,910.13 and 8,805.38 is: 13,208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.38 : 40,910.13 = 8,805.38 : x
  2. Step 2: Convert to fraction form
    27,273.38/40,910.13 = 8,805.38/x
  3. Step 3: Cross multiply
    27,273.38x = 40,910.13 × 8,805.38
  4. Step 4: Simplify right side
    27,273.38x = 360,229,035.95
  5. Step 5: Solve for x
    x = 360,229,035.95/27,273.38
  6. Step 6: Final answer
    x = 13,208.08

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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.