Home / 21,743.82-32,615.73-5,327.82

Finding the Fourth Proportional to 21,743.82, 32,615.73 and 5,327.82

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Solution

The fourth proportional to 21,743.82, 32,615.73 and 5,327.82 is: 7,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.82 : 32,615.73 = 5,327.82 : x
  2. Step 2: Convert to fraction form
    21,743.82/32,615.73 = 5,327.82/x
  3. Step 3: Cross multiply
    21,743.82x = 32,615.73 × 5,327.82
  4. Step 4: Simplify right side
    21,743.82x = 173,770,738.61
  5. Step 5: Solve for x
    x = 173,770,738.61/21,743.82
  6. Step 6: Final answer
    x = 7,991.73

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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.