Home / 38,196.62-57,281.24-13,229.96

Finding the Fourth Proportional to 38,196.62, 57,281.24 and 13,229.96

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Solution

The fourth proportional to 38,196.62, 57,281.24 and 13,229.96 is: 19,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,196.62 : 57,281.24 = 13,229.96 : x
  2. Step 2: Convert to fraction form
    38,196.62/57,281.24 = 13,229.96/x
  3. Step 3: Cross multiply
    38,196.62x = 57,281.24 × 13,229.96
  4. Step 4: Simplify right side
    38,196.62x = 757,828,513.95
  5. Step 5: Solve for x
    x = 757,828,513.95/38,196.62
  6. Step 6: Final answer
    x = 19,840.20

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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.