Home / 33,305.93-45,960.84-18,198.21

Finding the Fourth Proportional to 33,305.93, 45,960.84 and 18,198.21

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Solution

The fourth proportional to 33,305.93, 45,960.84 and 18,198.21 is: 25,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.93 : 45,960.84 = 18,198.21 : x
  2. Step 2: Convert to fraction form
    33,305.93/45,960.84 = 18,198.21/x
  3. Step 3: Cross multiply
    33,305.93x = 45,960.84 × 18,198.21
  4. Step 4: Simplify right side
    33,305.93x = 836,405,018.10
  5. Step 5: Solve for x
    x = 836,405,018.10/33,305.93
  6. Step 6: Final answer
    x = 25,112.80

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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.