Home / 33,185.80-49,804.62-12,415.24

Finding the Fourth Proportional to 33,185.80, 49,804.62 and 12,415.24

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Solution

The fourth proportional to 33,185.80, 49,804.62 and 12,415.24 is: 18,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.80 : 49,804.62 = 12,415.24 : x
  2. Step 2: Convert to fraction form
    33,185.80/49,804.62 = 12,415.24/x
  3. Step 3: Cross multiply
    33,185.80x = 49,804.62 × 12,415.24
  4. Step 4: Simplify right side
    33,185.80x = 618,336,310.41
  5. Step 5: Solve for x
    x = 618,336,310.41/33,185.80
  6. Step 6: Final answer
    x = 18,632.56

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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.