Home / 18,243.83-27,365.00-5,764.56

Finding the Fourth Proportional to 18,243.83, 27,365.00 and 5,764.56

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Solution

The fourth proportional to 18,243.83, 27,365.00 and 5,764.56 is: 8,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.83 : 27,365.00 = 5,764.56 : x
  2. Step 2: Convert to fraction form
    18,243.83/27,365.00 = 5,764.56/x
  3. Step 3: Cross multiply
    18,243.83x = 27,365.00 × 5,764.56
  4. Step 4: Simplify right side
    18,243.83x = 157,747,198.81
  5. Step 5: Solve for x
    x = 157,747,198.81/18,243.83
  6. Step 6: Final answer
    x = 8,646.61

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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.