Home / 12,363.21-18,540.97-4,464.72

Finding the Fourth Proportional to 12,363.21, 18,540.97 and 4,464.72

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Solution

The fourth proportional to 12,363.21, 18,540.97 and 4,464.72 is: 6,695.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.21 : 18,540.97 = 4,464.72 : x
  2. Step 2: Convert to fraction form
    12,363.21/18,540.97 = 4,464.72/x
  3. Step 3: Cross multiply
    12,363.21x = 18,540.97 × 4,464.72
  4. Step 4: Simplify right side
    12,363.21x = 82,780,228.42
  5. Step 5: Solve for x
    x = 82,780,228.42/12,363.21
  6. Step 6: Final answer
    x = 6,695.69

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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.