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Finding the Fourth Proportional to 17,244.20, 25,844.64 and 7,371.86

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Solution

The fourth proportional to 17,244.20, 25,844.64 and 7,371.86 is: 11,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,244.20 : 25,844.64 = 7,371.86 : x
  2. Step 2: Convert to fraction form
    17,244.20/25,844.64 = 7,371.86/x
  3. Step 3: Cross multiply
    17,244.20x = 25,844.64 × 7,371.86
  4. Step 4: Simplify right side
    17,244.20x = 190,522,938.61
  5. Step 5: Solve for x
    x = 190,522,938.61/17,244.20
  6. Step 6: Final answer
    x = 11,048.53

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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.