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Finding the Fourth Proportional to 27,393.88, 41,072.28 and 10,743.52

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Solution

The fourth proportional to 27,393.88, 41,072.28 and 10,743.52 is: 16,108.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.88 : 41,072.28 = 10,743.52 : x
  2. Step 2: Convert to fraction form
    27,393.88/41,072.28 = 10,743.52/x
  3. Step 3: Cross multiply
    27,393.88x = 41,072.28 × 10,743.52
  4. Step 4: Simplify right side
    27,393.88x = 441,260,861.63
  5. Step 5: Solve for x
    x = 441,260,861.63/27,393.88
  6. Step 6: Final answer
    x = 16,108.01

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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.