Home / 36,361.80-54,523.26-12,975.48

Finding the Fourth Proportional to 36,361.80, 54,523.26 and 12,975.48

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Solution

The fourth proportional to 36,361.80, 54,523.26 and 12,975.48 is: 19,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,361.80 : 54,523.26 = 12,975.48 : x
  2. Step 2: Convert to fraction form
    36,361.80/54,523.26 = 12,975.48/x
  3. Step 3: Cross multiply
    36,361.80x = 54,523.26 × 12,975.48
  4. Step 4: Simplify right side
    36,361.80x = 707,465,469.66
  5. Step 5: Solve for x
    x = 707,465,469.66/36,361.80
  6. Step 6: Final answer
    x = 19,456.28

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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.