Home / 19,843.78-29,767.11-5,993.86

Finding the Fourth Proportional to 19,843.78, 29,767.11 and 5,993.86

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Solution

The fourth proportional to 19,843.78, 29,767.11 and 5,993.86 is: 8,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,843.78 : 29,767.11 = 5,993.86 : x
  2. Step 2: Convert to fraction form
    19,843.78/29,767.11 = 5,993.86/x
  3. Step 3: Cross multiply
    19,843.78x = 29,767.11 × 5,993.86
  4. Step 4: Simplify right side
    19,843.78x = 178,419,889.94
  5. Step 5: Solve for x
    x = 178,419,889.94/19,843.78
  6. Step 6: Final answer
    x = 8,991.22

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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.