Home / 22,687.76-33,993.24-13,904.36

Finding the Fourth Proportional to 22,687.76, 33,993.24 and 13,904.36

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Solution

The fourth proportional to 22,687.76, 33,993.24 and 13,904.36 is: 20,833.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,687.76 : 33,993.24 = 13,904.36 : x
  2. Step 2: Convert to fraction form
    22,687.76/33,993.24 = 13,904.36/x
  3. Step 3: Cross multiply
    22,687.76x = 33,993.24 × 13,904.36
  4. Step 4: Simplify right side
    22,687.76x = 472,654,246.53
  5. Step 5: Solve for x
    x = 472,654,246.53/22,687.76
  6. Step 6: Final answer
    x = 20,833.01

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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.