Home / 33,900.08-50,850.24-13,920.56

Finding the Fourth Proportional to 33,900.08, 50,850.24 and 13,920.56

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Solution

The fourth proportional to 33,900.08, 50,850.24 and 13,920.56 is: 20,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900.08 : 50,850.24 = 13,920.56 : x
  2. Step 2: Convert to fraction form
    33,900.08/50,850.24 = 13,920.56/x
  3. Step 3: Cross multiply
    33,900.08x = 50,850.24 × 13,920.56
  4. Step 4: Simplify right side
    33,900.08x = 707,863,816.93
  5. Step 5: Solve for x
    x = 707,863,816.93/33,900.08
  6. Step 6: Final answer
    x = 20,880.89

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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.