Home / 13,198.73-19,801.16-3,838.97

Finding the Fourth Proportional to 13,198.73, 19,801.16 and 3,838.97

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Solution

The fourth proportional to 13,198.73, 19,801.16 and 3,838.97 is: 5,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.73 : 19,801.16 = 3,838.97 : x
  2. Step 2: Convert to fraction form
    13,198.73/19,801.16 = 3,838.97/x
  3. Step 3: Cross multiply
    13,198.73x = 19,801.16 × 3,838.97
  4. Step 4: Simplify right side
    13,198.73x = 76,016,040.01
  5. Step 5: Solve for x
    x = 76,016,040.01/13,198.73
  6. Step 6: Final answer
    x = 5,759.35

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1.5x scale

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.