Home / 11,423.22-17,134.65-3,631.92

Finding the Fourth Proportional to 11,423.22, 17,134.65 and 3,631.92

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Solution

The fourth proportional to 11,423.22, 17,134.65 and 3,631.92 is: 5,447.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.22 : 17,134.65 = 3,631.92 : x
  2. Step 2: Convert to fraction form
    11,423.22/17,134.65 = 3,631.92/x
  3. Step 3: Cross multiply
    11,423.22x = 17,134.65 × 3,631.92
  4. Step 4: Simplify right side
    11,423.22x = 62,231,678.03
  5. Step 5: Solve for x
    x = 62,231,678.03/11,423.22
  6. Step 6: Final answer
    x = 5,447.82

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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.