Home / 14,163.87-21,226.66-5,394

Finding the Fourth Proportional to 14,163.87, 21,226.66 and 5,394

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Solution

The fourth proportional to 14,163.87, 21,226.66 and 5,394 is: 8,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.87 : 21,226.66 = 5,394 : x
  2. Step 2: Convert to fraction form
    14,163.87/21,226.66 = 5,394/x
  3. Step 3: Cross multiply
    14,163.87x = 21,226.66 × 5,394
  4. Step 4: Simplify right side
    14,163.87x = 114,496,590.56
  5. Step 5: Solve for x
    x = 114,496,590.56/14,163.87
  6. Step 6: Final answer
    x = 8,083.71

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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.