Home / 38,322.57-57,493.05-12,027.27

Finding the Fourth Proportional to 38,322.57, 57,493.05 and 12,027.27

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Solution

The fourth proportional to 38,322.57, 57,493.05 and 12,027.27 is: 18,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.57 : 57,493.05 = 12,027.27 : x
  2. Step 2: Convert to fraction form
    38,322.57/57,493.05 = 12,027.27/x
  3. Step 3: Cross multiply
    38,322.57x = 57,493.05 × 12,027.27
  4. Step 4: Simplify right side
    38,322.57x = 691,484,435.47
  5. Step 5: Solve for x
    x = 691,484,435.47/38,322.57
  6. Step 6: Final answer
    x = 18,043.79

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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.