Home / 19,453.11-29,183.09-8,054.91

Finding the Fourth Proportional to 19,453.11, 29,183.09 and 8,054.91

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Solution

The fourth proportional to 19,453.11, 29,183.09 and 8,054.91 is: 12,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.11 : 29,183.09 = 8,054.91 : x
  2. Step 2: Convert to fraction form
    19,453.11/29,183.09 = 8,054.91/x
  3. Step 3: Cross multiply
    19,453.11x = 29,183.09 × 8,054.91
  4. Step 4: Simplify right side
    19,453.11x = 235,067,123.20
  5. Step 5: Solve for x
    x = 235,067,123.20/19,453.11
  6. Step 6: Final answer
    x = 12,083.78

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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.