Home / 33,023.39-49,554.53-12,261.47

Finding the Fourth Proportional to 33,023.39, 49,554.53 and 12,261.47

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Solution

The fourth proportional to 33,023.39, 49,554.53 and 12,261.47 is: 18,399.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,023.39 : 49,554.53 = 12,261.47 : x
  2. Step 2: Convert to fraction form
    33,023.39/49,554.53 = 12,261.47/x
  3. Step 3: Cross multiply
    33,023.39x = 49,554.53 × 12,261.47
  4. Step 4: Simplify right side
    33,023.39x = 607,611,321.65
  5. Step 5: Solve for x
    x = 607,611,321.65/33,023.39
  6. Step 6: Final answer
    x = 18,399.42

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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.