Home / 18,163.20-25,052.76-17,553.72

Finding the Fourth Proportional to 18,163.20, 25,052.76 and 17,553.72

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Solution

The fourth proportional to 18,163.20, 25,052.76 and 17,553.72 is: 24,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.20 : 25,052.76 = 17,553.72 : x
  2. Step 2: Convert to fraction form
    18,163.20/25,052.76 = 17,553.72/x
  3. Step 3: Cross multiply
    18,163.20x = 25,052.76 × 17,553.72
  4. Step 4: Simplify right side
    18,163.20x = 439,769,134.27
  5. Step 5: Solve for x
    x = 439,769,134.27/18,163.20
  6. Step 6: Final answer
    x = 24,212.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.