Home / 33,297.80-49,940.94-12,521.48

Finding the Fourth Proportional to 33,297.80, 49,940.94 and 12,521.48

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Solution

The fourth proportional to 33,297.80, 49,940.94 and 12,521.48 is: 18,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,297.80 : 49,940.94 = 12,521.48 : x
  2. Step 2: Convert to fraction form
    33,297.80/49,940.94 = 12,521.48/x
  3. Step 3: Cross multiply
    33,297.80x = 49,940.94 × 12,521.48
  4. Step 4: Simplify right side
    33,297.80x = 625,334,481.39
  5. Step 5: Solve for x
    x = 625,334,481.39/33,297.80
  6. Step 6: Final answer
    x = 18,780.05

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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.