Home / 22,731.42-34,105.35-11,643.33

Finding the Fourth Proportional to 22,731.42, 34,105.35 and 11,643.33

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Solution

The fourth proportional to 22,731.42, 34,105.35 and 11,643.33 is: 17,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,731.42 : 34,105.35 = 11,643.33 : x
  2. Step 2: Convert to fraction form
    22,731.42/34,105.35 = 11,643.33/x
  3. Step 3: Cross multiply
    22,731.42x = 34,105.35 × 11,643.33
  4. Step 4: Simplify right side
    22,731.42x = 397,099,786.60
  5. Step 5: Solve for x
    x = 397,099,786.60/22,731.42
  6. Step 6: Final answer
    x = 17,469.20

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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.