Home / 11,818.34-17,711.31-11,463.56

Finding the Fourth Proportional to 11,818.34, 17,711.31 and 11,463.56

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Solution

The fourth proportional to 11,818.34, 17,711.31 and 11,463.56 is: 17,179.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.34 : 17,711.31 = 11,463.56 : x
  2. Step 2: Convert to fraction form
    11,818.34/17,711.31 = 11,463.56/x
  3. Step 3: Cross multiply
    11,818.34x = 17,711.31 × 11,463.56
  4. Step 4: Simplify right side
    11,818.34x = 203,034,664.86
  5. Step 5: Solve for x
    x = 203,034,664.86/11,818.34
  6. Step 6: Final answer
    x = 17,179.63

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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.