Home / 13,464.62-20,199.96-4,105.58

Finding the Fourth Proportional to 13,464.62, 20,199.96 and 4,105.58

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Solution

The fourth proportional to 13,464.62, 20,199.96 and 4,105.58 is: 6,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.62 : 20,199.96 = 4,105.58 : x
  2. Step 2: Convert to fraction form
    13,464.62/20,199.96 = 4,105.58/x
  3. Step 3: Cross multiply
    13,464.62x = 20,199.96 × 4,105.58
  4. Step 4: Simplify right side
    13,464.62x = 82,932,586.88
  5. Step 5: Solve for x
    x = 82,932,586.88/13,464.62
  6. Step 6: Final answer
    x = 6,159.30

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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.