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Finding the Fourth Proportional to 17,163.24, 25,748.70 and 4,851.24

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Solution

The fourth proportional to 17,163.24, 25,748.70 and 4,851.24 is: 7,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.24 : 25,748.70 = 4,851.24 : x
  2. Step 2: Convert to fraction form
    17,163.24/25,748.70 = 4,851.24/x
  3. Step 3: Cross multiply
    17,163.24x = 25,748.70 × 4,851.24
  4. Step 4: Simplify right side
    17,163.24x = 124,913,123.39
  5. Step 5: Solve for x
    x = 124,913,123.39/17,163.24
  6. Step 6: Final answer
    x = 7,277.95

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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.