Home / 21,233.98-31,850.97-7,194.07

Finding the Fourth Proportional to 21,233.98, 31,850.97 and 7,194.07

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Solution

The fourth proportional to 21,233.98, 31,850.97 and 7,194.07 is: 10,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,233.98 : 31,850.97 = 7,194.07 : x
  2. Step 2: Convert to fraction form
    21,233.98/31,850.97 = 7,194.07/x
  3. Step 3: Cross multiply
    21,233.98x = 31,850.97 × 7,194.07
  4. Step 4: Simplify right side
    21,233.98x = 229,138,107.75
  5. Step 5: Solve for x
    x = 229,138,107.75/21,233.98
  6. Step 6: Final answer
    x = 10,791.11

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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.