Home / 33,485.05-50,227.51-13,749.72

Finding the Fourth Proportional to 33,485.05, 50,227.51 and 13,749.72

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Solution

The fourth proportional to 33,485.05, 50,227.51 and 13,749.72 is: 20,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,485.05 : 50,227.51 = 13,749.72 : x
  2. Step 2: Convert to fraction form
    33,485.05/50,227.51 = 13,749.72/x
  3. Step 3: Cross multiply
    33,485.05x = 50,227.51 × 13,749.72
  4. Step 4: Simplify right side
    33,485.05x = 690,614,198.80
  5. Step 5: Solve for x
    x = 690,614,198.80/33,485.05
  6. Step 6: Final answer
    x = 20,624.55

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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.