Home / 11,942.68-17,914.04-4,545.44

Finding the Fourth Proportional to 11,942.68, 17,914.04 and 4,545.44

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Solution

The fourth proportional to 11,942.68, 17,914.04 and 4,545.44 is: 6,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.68 : 17,914.04 = 4,545.44 : x
  2. Step 2: Convert to fraction form
    11,942.68/17,914.04 = 4,545.44/x
  3. Step 3: Cross multiply
    11,942.68x = 17,914.04 × 4,545.44
  4. Step 4: Simplify right side
    11,942.68x = 81,427,193.98
  5. Step 5: Solve for x
    x = 81,427,193.98/11,942.68
  6. Step 6: Final answer
    x = 6,818.17

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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.