Home / 19,806.26-27,332.31-11,843.96

Finding the Fourth Proportional to 19,806.26, 27,332.31 and 11,843.96

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Solution

The fourth proportional to 19,806.26, 27,332.31 and 11,843.96 is: 16,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806.26 : 27,332.31 = 11,843.96 : x
  2. Step 2: Convert to fraction form
    19,806.26/27,332.31 = 11,843.96/x
  3. Step 3: Cross multiply
    19,806.26x = 27,332.31 × 11,843.96
  4. Step 4: Simplify right side
    19,806.26x = 323,722,786.35
  5. Step 5: Solve for x
    x = 323,722,786.35/19,806.26
  6. Step 6: Final answer
    x = 16,344.47

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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.