Home / 13,361.38-20,039.03-5,042.27

Finding the Fourth Proportional to 13,361.38, 20,039.03 and 5,042.27

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Solution

The fourth proportional to 13,361.38, 20,039.03 and 5,042.27 is: 7,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361.38 : 20,039.03 = 5,042.27 : x
  2. Step 2: Convert to fraction form
    13,361.38/20,039.03 = 5,042.27/x
  3. Step 3: Cross multiply
    13,361.38x = 20,039.03 × 5,042.27
  4. Step 4: Simplify right side
    13,361.38x = 101,042,174.59
  5. Step 5: Solve for x
    x = 101,042,174.59/13,361.38
  6. Step 6: Final answer
    x = 7,562.26

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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.