Home / 11,942.66-17,914.54-4,545.48

Finding the Fourth Proportional to 11,942.66, 17,914.54 and 4,545.48

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Solution

The fourth proportional to 11,942.66, 17,914.54 and 4,545.48 is: 6,818.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.66 : 17,914.54 = 4,545.48 : x
  2. Step 2: Convert to fraction form
    11,942.66/17,914.54 = 4,545.48/x
  3. Step 3: Cross multiply
    11,942.66x = 17,914.54 × 4,545.48
  4. Step 4: Simplify right side
    11,942.66x = 81,430,183.28
  5. Step 5: Solve for x
    x = 81,430,183.28/11,942.66
  6. Step 6: Final answer
    x = 6,818.43

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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.