Home / 33,033.56-45,567.25-21,083.42

Finding the Fourth Proportional to 33,033.56, 45,567.25 and 21,083.42

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Solution

The fourth proportional to 33,033.56, 45,567.25 and 21,083.42 is: 29,082.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,033.56 : 45,567.25 = 21,083.42 : x
  2. Step 2: Convert to fraction form
    33,033.56/45,567.25 = 21,083.42/x
  3. Step 3: Cross multiply
    33,033.56x = 45,567.25 × 21,083.42
  4. Step 4: Simplify right side
    33,033.56x = 960,713,531.20
  5. Step 5: Solve for x
    x = 960,713,531.20/33,033.56
  6. Step 6: Final answer
    x = 29,082.96

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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.