Home / 18,202.37-27,308.33-5,721.89

Finding the Fourth Proportional to 18,202.37, 27,308.33 and 5,721.89

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Solution

The fourth proportional to 18,202.37, 27,308.33 and 5,721.89 is: 8,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.37 : 27,308.33 = 5,721.89 : x
  2. Step 2: Convert to fraction form
    18,202.37/27,308.33 = 5,721.89/x
  3. Step 3: Cross multiply
    18,202.37x = 27,308.33 × 5,721.89
  4. Step 4: Simplify right side
    18,202.37x = 156,255,231.73
  5. Step 5: Solve for x
    x = 156,255,231.73/18,202.37
  6. Step 6: Final answer
    x = 8,584.33

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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.