Home / 33,300.80-45,958.27-18,195.73

Finding the Fourth Proportional to 33,300.80, 45,958.27 and 18,195.73

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Solution

The fourth proportional to 33,300.80, 45,958.27 and 18,195.73 is: 25,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,300.80 : 45,958.27 = 18,195.73 : x
  2. Step 2: Convert to fraction form
    33,300.80/45,958.27 = 18,195.73/x
  3. Step 3: Cross multiply
    33,300.80x = 45,958.27 × 18,195.73
  4. Step 4: Simplify right side
    33,300.80x = 836,244,272.19
  5. Step 5: Solve for x
    x = 836,244,272.19/33,300.80
  6. Step 6: Final answer
    x = 25,111.84

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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.