Home / 19,350.38-29,029.82-6,871.11

Finding the Fourth Proportional to 19,350.38, 29,029.82 and 6,871.11

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Solution

The fourth proportional to 19,350.38, 29,029.82 and 6,871.11 is: 10,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.38 : 29,029.82 = 6,871.11 : x
  2. Step 2: Convert to fraction form
    19,350.38/29,029.82 = 6,871.11/x
  3. Step 3: Cross multiply
    19,350.38x = 29,029.82 × 6,871.11
  4. Step 4: Simplify right side
    19,350.38x = 199,467,052.14
  5. Step 5: Solve for x
    x = 199,467,052.14/19,350.38
  6. Step 6: Final answer
    x = 10,308.18

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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.