Home / 33,281.55-45,930.41-18,175.61

Finding the Fourth Proportional to 33,281.55, 45,930.41 and 18,175.61

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Solution

The fourth proportional to 33,281.55, 45,930.41 and 18,175.61 is: 25,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.55 : 45,930.41 = 18,175.61 : x
  2. Step 2: Convert to fraction form
    33,281.55/45,930.41 = 18,175.61/x
  3. Step 3: Cross multiply
    33,281.55x = 45,930.41 × 18,175.61
  4. Step 4: Simplify right side
    33,281.55x = 834,813,219.30
  5. Step 5: Solve for x
    x = 834,813,219.30/33,281.55
  6. Step 6: Final answer
    x = 25,083.36

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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.