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Finding the Fourth Proportional to 17,244.78, 25,866.64 and 4,765.56

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Solution

The fourth proportional to 17,244.78, 25,866.64 and 4,765.56 is: 7,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,244.78 : 25,866.64 = 4,765.56 : x
  2. Step 2: Convert to fraction form
    17,244.78/25,866.64 = 4,765.56/x
  3. Step 3: Cross multiply
    17,244.78x = 25,866.64 × 4,765.56
  4. Step 4: Simplify right side
    17,244.78x = 123,269,024.92
  5. Step 5: Solve for x
    x = 123,269,024.92/17,244.78
  6. Step 6: Final answer
    x = 7,148.19

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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.