Home / 23,591.32-35,369.82-11,912.80

Finding the Fourth Proportional to 23,591.32, 35,369.82 and 11,912.80

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Solution

The fourth proportional to 23,591.32, 35,369.82 and 11,912.80 is: 17,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,591.32 : 35,369.82 = 11,912.80 : x
  2. Step 2: Convert to fraction form
    23,591.32/35,369.82 = 11,912.80/x
  3. Step 3: Cross multiply
    23,591.32x = 35,369.82 × 11,912.80
  4. Step 4: Simplify right side
    23,591.32x = 421,353,591.70
  5. Step 5: Solve for x
    x = 421,353,591.70/23,591.32
  6. Step 6: Final answer
    x = 17,860.53

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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.