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Finding the Fourth Proportional to 33,765.30, 50,616.99 and 12,973.14

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Solution

The fourth proportional to 33,765.30, 50,616.99 and 12,973.14 is: 19,447.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,765.30 : 50,616.99 = 12,973.14 : x
  2. Step 2: Convert to fraction form
    33,765.30/50,616.99 = 12,973.14/x
  3. Step 3: Cross multiply
    33,765.30x = 50,616.99 × 12,973.14
  4. Step 4: Simplify right side
    33,765.30x = 656,661,297.65
  5. Step 5: Solve for x
    x = 656,661,297.65/33,765.30
  6. Step 6: Final answer
    x = 19,447.81

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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.