Home / 11,942.46-17,911.35-11,349.76

Finding the Fourth Proportional to 11,942.46, 17,911.35 and 11,349.76

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Solution

The fourth proportional to 11,942.46, 17,911.35 and 11,349.76 is: 17,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.46 : 17,911.35 = 11,349.76 : x
  2. Step 2: Convert to fraction form
    11,942.46/17,911.35 = 11,349.76/x
  3. Step 3: Cross multiply
    11,942.46x = 17,911.35 × 11,349.76
  4. Step 4: Simplify right side
    11,942.46x = 203,289,523.78
  5. Step 5: Solve for x
    x = 203,289,523.78/11,942.46
  6. Step 6: Final answer
    x = 17,022.42

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1.5x scale

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.