Home / 12,227.48-18,365.76-11,882.96

Finding the Fourth Proportional to 12,227.48, 18,365.76 and 11,882.96

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Solution

The fourth proportional to 12,227.48, 18,365.76 and 11,882.96 is: 17,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.48 : 18,365.76 = 11,882.96 : x
  2. Step 2: Convert to fraction form
    12,227.48/18,365.76 = 11,882.96/x
  3. Step 3: Cross multiply
    12,227.48x = 18,365.76 × 11,882.96
  4. Step 4: Simplify right side
    12,227.48x = 218,239,591.45
  5. Step 5: Solve for x
    x = 218,239,591.45/12,227.48
  6. Step 6: Final answer
    x = 17,848.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.