Home / 12,173.44-18,262.26-3,853.33

Finding the Fourth Proportional to 12,173.44, 18,262.26 and 3,853.33

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Solution

The fourth proportional to 12,173.44, 18,262.26 and 3,853.33 is: 5,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173.44 : 18,262.26 = 3,853.33 : x
  2. Step 2: Convert to fraction form
    12,173.44/18,262.26 = 3,853.33/x
  3. Step 3: Cross multiply
    12,173.44x = 18,262.26 × 3,853.33
  4. Step 4: Simplify right side
    12,173.44x = 70,370,514.33
  5. Step 5: Solve for x
    x = 70,370,514.33/12,173.44
  6. Step 6: Final answer
    x = 5,780.66

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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.