Home / 23,824.56-35,747.82-12,138.60

Finding the Fourth Proportional to 23,824.56, 35,747.82 and 12,138.60

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Solution

The fourth proportional to 23,824.56, 35,747.82 and 12,138.60 is: 18,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,824.56 : 35,747.82 = 12,138.60 : x
  2. Step 2: Convert to fraction form
    23,824.56/35,747.82 = 12,138.60/x
  3. Step 3: Cross multiply
    23,824.56x = 35,747.82 × 12,138.60
  4. Step 4: Simplify right side
    23,824.56x = 433,928,487.85
  5. Step 5: Solve for x
    x = 433,928,487.85/23,824.56
  6. Step 6: Final answer
    x = 18,213.49

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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.