Home / 33,328.67-45,993.04-18,220.97

Finding the Fourth Proportional to 33,328.67, 45,993.04 and 18,220.97

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Solution

The fourth proportional to 33,328.67, 45,993.04 and 18,220.97 is: 25,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.67 : 45,993.04 = 18,220.97 : x
  2. Step 2: Convert to fraction form
    33,328.67/45,993.04 = 18,220.97/x
  3. Step 3: Cross multiply
    33,328.67x = 45,993.04 × 18,220.97
  4. Step 4: Simplify right side
    33,328.67x = 838,037,710.94
  5. Step 5: Solve for x
    x = 838,037,710.94/33,328.67
  6. Step 6: Final answer
    x = 25,144.65

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Similar ratio
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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.