Home / 33,553.77-50,286.92-13,812.45

Finding the Fourth Proportional to 33,553.77, 50,286.92 and 13,812.45

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Solution

The fourth proportional to 33,553.77, 50,286.92 and 13,812.45 is: 20,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,553.77 : 50,286.92 = 13,812.45 : x
  2. Step 2: Convert to fraction form
    33,553.77/50,286.92 = 13,812.45/x
  3. Step 3: Cross multiply
    33,553.77x = 50,286.92 × 13,812.45
  4. Step 4: Simplify right side
    33,553.77x = 694,585,499.09
  5. Step 5: Solve for x
    x = 694,585,499.09/33,553.77
  6. Step 6: Final answer
    x = 20,700.67

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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.