Home / 19,936.91-29,923.88-10,083.26

Finding the Fourth Proportional to 19,936.91, 29,923.88 and 10,083.26

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Solution

The fourth proportional to 19,936.91, 29,923.88 and 10,083.26 is: 15,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.91 : 29,923.88 = 10,083.26 : x
  2. Step 2: Convert to fraction form
    19,936.91/29,923.88 = 10,083.26/x
  3. Step 3: Cross multiply
    19,936.91x = 29,923.88 × 10,083.26
  4. Step 4: Simplify right side
    19,936.91x = 301,730,062.21
  5. Step 5: Solve for x
    x = 301,730,062.21/19,936.91
  6. Step 6: Final answer
    x = 15,134.25

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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.