Home / 11,928.27-17,893.23-5,687.22

Finding the Fourth Proportional to 11,928.27, 17,893.23 and 5,687.22

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Solution

The fourth proportional to 11,928.27, 17,893.23 and 5,687.22 is: 8,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.27 : 17,893.23 = 5,687.22 : x
  2. Step 2: Convert to fraction form
    11,928.27/17,893.23 = 5,687.22/x
  3. Step 3: Cross multiply
    11,928.27x = 17,893.23 × 5,687.22
  4. Step 4: Simplify right side
    11,928.27x = 101,762,735.52
  5. Step 5: Solve for x
    x = 101,762,735.52/11,928.27
  6. Step 6: Final answer
    x = 8,531.22

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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.