Home / 33,218.11-45,860.06-21,883.44

Finding the Fourth Proportional to 33,218.11, 45,860.06 and 21,883.44

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Solution

The fourth proportional to 33,218.11, 45,860.06 and 21,883.44 is: 30,211.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218.11 : 45,860.06 = 21,883.44 : x
  2. Step 2: Convert to fraction form
    33,218.11/45,860.06 = 21,883.44/x
  3. Step 3: Cross multiply
    33,218.11x = 45,860.06 × 21,883.44
  4. Step 4: Simplify right side
    33,218.11x = 1,003,575,871.41
  5. Step 5: Solve for x
    x = 1,003,575,871.41/33,218.11
  6. Step 6: Final answer
    x = 30,211.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.