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Finding the Fourth Proportional to 27,481.71, 41,229.03 and 21,880.56

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Solution

The fourth proportional to 27,481.71, 41,229.03 and 21,880.56 is: 32,825.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,481.71 : 41,229.03 = 21,880.56 : x
  2. Step 2: Convert to fraction form
    27,481.71/41,229.03 = 21,880.56/x
  3. Step 3: Cross multiply
    27,481.71x = 41,229.03 × 21,880.56
  4. Step 4: Simplify right side
    27,481.71x = 902,114,264.66
  5. Step 5: Solve for x
    x = 902,114,264.66/27,481.71
  6. Step 6: Final answer
    x = 32,825.99

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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.