Home / 19,843.11-29,764.85-5,052.05

Finding the Fourth Proportional to 19,843.11, 29,764.85 and 5,052.05

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Solution

The fourth proportional to 19,843.11, 29,764.85 and 5,052.05 is: 7,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,843.11 : 29,764.85 = 5,052.05 : x
  2. Step 2: Convert to fraction form
    19,843.11/29,764.85 = 5,052.05/x
  3. Step 3: Cross multiply
    19,843.11x = 29,764.85 × 5,052.05
  4. Step 4: Simplify right side
    19,843.11x = 150,373,336.36
  5. Step 5: Solve for x
    x = 150,373,336.36/19,843.11
  6. Step 6: Final answer
    x = 7,578.11

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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.