Home / 33,447.78-50,087.43-20,113.56

Finding the Fourth Proportional to 33,447.78, 50,087.43 and 20,113.56

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Solution

The fourth proportional to 33,447.78, 50,087.43 and 20,113.56 is: 30,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,447.78 : 50,087.43 = 20,113.56 : x
  2. Step 2: Convert to fraction form
    33,447.78/50,087.43 = 20,113.56/x
  3. Step 3: Cross multiply
    33,447.78x = 50,087.43 × 20,113.56
  4. Step 4: Simplify right side
    33,447.78x = 1,007,436,528.55
  5. Step 5: Solve for x
    x = 1,007,436,528.55/33,447.78
  6. Step 6: Final answer
    x = 30,119.68

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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.