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Finding the Fourth Proportional to 27,273.94, 40,910.92 and 8,805.94

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Solution

The fourth proportional to 27,273.94, 40,910.92 and 8,805.94 is: 13,208.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.94 : 40,910.92 = 8,805.94 : x
  2. Step 2: Convert to fraction form
    27,273.94/40,910.92 = 8,805.94/x
  3. Step 3: Cross multiply
    27,273.94x = 40,910.92 × 8,805.94
  4. Step 4: Simplify right side
    27,273.94x = 360,258,982.57
  5. Step 5: Solve for x
    x = 360,258,982.57/27,273.94
  6. Step 6: Final answer
    x = 13,208.91

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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.