Home / 33,287.75-45,936.86-18,180.41

Finding the Fourth Proportional to 33,287.75, 45,936.86 and 18,180.41

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Solution

The fourth proportional to 33,287.75, 45,936.86 and 18,180.41 is: 25,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,287.75 : 45,936.86 = 18,180.41 : x
  2. Step 2: Convert to fraction form
    33,287.75/45,936.86 = 18,180.41/x
  3. Step 3: Cross multiply
    33,287.75x = 45,936.86 × 18,180.41
  4. Step 4: Simplify right side
    33,287.75x = 835,150,972.85
  5. Step 5: Solve for x
    x = 835,150,972.85/33,287.75
  6. Step 6: Final answer
    x = 25,088.84

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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.