Home / 20,233.75-27,922.58-11,850.25

Finding the Fourth Proportional to 20,233.75, 27,922.58 and 11,850.25

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Solution

The fourth proportional to 20,233.75, 27,922.58 and 11,850.25 is: 16,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.75 : 27,922.58 = 11,850.25 : x
  2. Step 2: Convert to fraction form
    20,233.75/27,922.58 = 11,850.25/x
  3. Step 3: Cross multiply
    20,233.75x = 27,922.58 × 11,850.25
  4. Step 4: Simplify right side
    20,233.75x = 330,889,553.65
  5. Step 5: Solve for x
    x = 330,889,553.65/20,233.75
  6. Step 6: Final answer
    x = 16,353.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.