Home / 13,936.24-19,189.92-12,044.32

Finding the Fourth Proportional to 13,936.24, 19,189.92 and 12,044.32

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Solution

The fourth proportional to 13,936.24, 19,189.92 and 12,044.32 is: 16,584.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.24 : 19,189.92 = 12,044.32 : x
  2. Step 2: Convert to fraction form
    13,936.24/19,189.92 = 12,044.32/x
  3. Step 3: Cross multiply
    13,936.24x = 19,189.92 × 12,044.32
  4. Step 4: Simplify right side
    13,936.24x = 231,129,537.25
  5. Step 5: Solve for x
    x = 231,129,537.25/13,936.24
  6. Step 6: Final answer
    x = 16,584.78

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1.5x scale

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.