Home / 22,233.11-33,351.40-6,438.37

Finding the Fourth Proportional to 22,233.11, 33,351.40 and 6,438.37

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Solution

The fourth proportional to 22,233.11, 33,351.40 and 6,438.37 is: 9,658.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,233.11 : 33,351.40 = 6,438.37 : x
  2. Step 2: Convert to fraction form
    22,233.11/33,351.40 = 6,438.37/x
  3. Step 3: Cross multiply
    22,233.11x = 33,351.40 × 6,438.37
  4. Step 4: Simplify right side
    22,233.11x = 214,728,799.23
  5. Step 5: Solve for x
    x = 214,728,799.23/22,233.11
  6. Step 6: Final answer
    x = 9,658.06

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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.