Home / 11,744.21-17,622.70-6,817.39

Finding the Fourth Proportional to 11,744.21, 17,622.70 and 6,817.39

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Solution

The fourth proportional to 11,744.21, 17,622.70 and 6,817.39 is: 10,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.21 : 17,622.70 = 6,817.39 : x
  2. Step 2: Convert to fraction form
    11,744.21/17,622.70 = 6,817.39/x
  3. Step 3: Cross multiply
    11,744.21x = 17,622.70 × 6,817.39
  4. Step 4: Simplify right side
    11,744.21x = 120,140,757.65
  5. Step 5: Solve for x
    x = 120,140,757.65/11,744.21
  6. Step 6: Final answer
    x = 10,229.78

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1.5x scale

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.