Home / 22,850.82-34,205.16-20,912.94

Finding the Fourth Proportional to 22,850.82, 34,205.16 and 20,912.94

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Solution

The fourth proportional to 22,850.82, 34,205.16 and 20,912.94 is: 31,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,850.82 : 34,205.16 = 20,912.94 : x
  2. Step 2: Convert to fraction form
    22,850.82/34,205.16 = 20,912.94/x
  3. Step 3: Cross multiply
    22,850.82x = 34,205.16 × 20,912.94
  4. Step 4: Simplify right side
    22,850.82x = 715,330,458.77
  5. Step 5: Solve for x
    x = 715,330,458.77/22,850.82
  6. Step 6: Final answer
    x = 31,304.37

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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.