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Finding the Fourth Proportional to 27,493.88, 41,240.84 and 9,963.72

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Solution

The fourth proportional to 27,493.88, 41,240.84 and 9,963.72 is: 14,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.88 : 41,240.84 = 9,963.72 : x
  2. Step 2: Convert to fraction form
    27,493.88/41,240.84 = 9,963.72/x
  3. Step 3: Cross multiply
    27,493.88x = 41,240.84 × 9,963.72
  4. Step 4: Simplify right side
    27,493.88x = 410,912,132.51
  5. Step 5: Solve for x
    x = 410,912,132.51/27,493.88
  6. Step 6: Final answer
    x = 14,945.59

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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.