Home / 14,180.82-21,269.61-3,793.38

Finding the Fourth Proportional to 14,180.82, 21,269.61 and 3,793.38

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Solution

The fourth proportional to 14,180.82, 21,269.61 and 3,793.38 is: 5,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.82 : 21,269.61 = 3,793.38 : x
  2. Step 2: Convert to fraction form
    14,180.82/21,269.61 = 3,793.38/x
  3. Step 3: Cross multiply
    14,180.82x = 21,269.61 × 3,793.38
  4. Step 4: Simplify right side
    14,180.82x = 80,683,713.18
  5. Step 5: Solve for x
    x = 80,683,713.18/14,180.82
  6. Step 6: Final answer
    x = 5,689.64

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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.