Home / 18,829.14-25,982.31-11,273.94

Finding the Fourth Proportional to 18,829.14, 25,982.31 and 11,273.94

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Solution

The fourth proportional to 18,829.14, 25,982.31 and 11,273.94 is: 15,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829.14 : 25,982.31 = 11,273.94 : x
  2. Step 2: Convert to fraction form
    18,829.14/25,982.31 = 11,273.94/x
  3. Step 3: Cross multiply
    18,829.14x = 25,982.31 × 11,273.94
  4. Step 4: Simplify right side
    18,829.14x = 292,923,004.00
  5. Step 5: Solve for x
    x = 292,923,004.00/18,829.14
  6. Step 6: Final answer
    x = 15,556.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.