Home / 33,288.75-45,938.37-18,181.44

Finding the Fourth Proportional to 33,288.75, 45,938.37 and 18,181.44

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Solution

The fourth proportional to 33,288.75, 45,938.37 and 18,181.44 is: 25,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,288.75 : 45,938.37 = 18,181.44 : x
  2. Step 2: Convert to fraction form
    33,288.75/45,938.37 = 18,181.44/x
  3. Step 3: Cross multiply
    33,288.75x = 45,938.37 × 18,181.44
  4. Step 4: Simplify right side
    33,288.75x = 835,225,717.85
  5. Step 5: Solve for x
    x = 835,225,717.85/33,288.75
  6. Step 6: Final answer
    x = 25,090.33

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Double scale
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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.