Home / 33,661.76-50,427.88-18,825.68

Finding the Fourth Proportional to 33,661.76, 50,427.88 and 18,825.68

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Solution

The fourth proportional to 33,661.76, 50,427.88 and 18,825.68 is: 28,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,661.76 : 50,427.88 = 18,825.68 : x
  2. Step 2: Convert to fraction form
    33,661.76/50,427.88 = 18,825.68/x
  3. Step 3: Cross multiply
    33,661.76x = 50,427.88 × 18,825.68
  4. Step 4: Simplify right side
    33,661.76x = 949,339,131.96
  5. Step 5: Solve for x
    x = 949,339,131.96/33,661.76
  6. Step 6: Final answer
    x = 28,202.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.