Home / 27,912.80-41,872.83-9,194.75

Finding the Fourth Proportional to 27,912.80, 41,872.83 and 9,194.75

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Solution

The fourth proportional to 27,912.80, 41,872.83 and 9,194.75 is: 13,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912.80 : 41,872.83 = 9,194.75 : x
  2. Step 2: Convert to fraction form
    27,912.80/41,872.83 = 9,194.75/x
  3. Step 3: Cross multiply
    27,912.80x = 41,872.83 × 9,194.75
  4. Step 4: Simplify right side
    27,912.80x = 385,010,203.64
  5. Step 5: Solve for x
    x = 385,010,203.64/27,912.80
  6. Step 6: Final answer
    x = 13,793.32

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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.