Home / 33,863.81-50,744.68-30,172.64

Finding the Fourth Proportional to 33,863.81, 50,744.68 and 30,172.64

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Solution

The fourth proportional to 33,863.81, 50,744.68 and 30,172.64 is: 45,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,863.81 : 50,744.68 = 30,172.64 : x
  2. Step 2: Convert to fraction form
    33,863.81/50,744.68 = 30,172.64/x
  3. Step 3: Cross multiply
    33,863.81x = 50,744.68 × 30,172.64
  4. Step 4: Simplify right side
    33,863.81x = 1,531,100,632.40
  5. Step 5: Solve for x
    x = 1,531,100,632.40/33,863.81
  6. Step 6: Final answer
    x = 45,213.48

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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.