Home / 11,627.96-17,449.34-4,231.70

Finding the Fourth Proportional to 11,627.96, 17,449.34 and 4,231.70

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Solution

The fourth proportional to 11,627.96, 17,449.34 and 4,231.70 is: 6,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.96 : 17,449.34 = 4,231.70 : x
  2. Step 2: Convert to fraction form
    11,627.96/17,449.34 = 4,231.70/x
  3. Step 3: Cross multiply
    11,627.96x = 17,449.34 × 4,231.70
  4. Step 4: Simplify right side
    11,627.96x = 73,840,372.08
  5. Step 5: Solve for x
    x = 73,840,372.08/11,627.96
  6. Step 6: Final answer
    x = 6,350.24

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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.