Home / 14,246.91-21,375.05-6,850.42

Finding the Fourth Proportional to 14,246.91, 21,375.05 and 6,850.42

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Solution

The fourth proportional to 14,246.91, 21,375.05 and 6,850.42 is: 10,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.91 : 21,375.05 = 6,850.42 : x
  2. Step 2: Convert to fraction form
    14,246.91/21,375.05 = 6,850.42/x
  3. Step 3: Cross multiply
    14,246.91x = 21,375.05 × 6,850.42
  4. Step 4: Simplify right side
    14,246.91x = 146,427,982.33
  5. Step 5: Solve for x
    x = 146,427,982.33/14,246.91
  6. Step 6: Final answer
    x = 10,277.88

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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.