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Finding the Fourth Proportional to 13,053.92, 19,593.84 and 10,163.84

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Solution

The fourth proportional to 13,053.92, 19,593.84 and 10,163.84 is: 15,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.92 : 19,593.84 = 10,163.84 : x
  2. Step 2: Convert to fraction form
    13,053.92/19,593.84 = 10,163.84/x
  3. Step 3: Cross multiply
    13,053.92x = 19,593.84 × 10,163.84
  4. Step 4: Simplify right side
    13,053.92x = 199,148,654.75
  5. Step 5: Solve for x
    x = 199,148,654.75/13,053.92
  6. Step 6: Final answer
    x = 15,255.85

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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.