Home / 12,427.08-18,629.49-4,524.02

Finding the Fourth Proportional to 12,427.08, 18,629.49 and 4,524.02

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Solution

The fourth proportional to 12,427.08, 18,629.49 and 4,524.02 is: 6,781.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,427.08 : 18,629.49 = 4,524.02 : x
  2. Step 2: Convert to fraction form
    12,427.08/18,629.49 = 4,524.02/x
  3. Step 3: Cross multiply
    12,427.08x = 18,629.49 × 4,524.02
  4. Step 4: Simplify right side
    12,427.08x = 84,280,092.20
  5. Step 5: Solve for x
    x = 84,280,092.20/12,427.08
  6. Step 6: Final answer
    x = 6,781.97

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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.