Home / 33,080.13-45,674.42-20,350.44

Finding the Fourth Proportional to 33,080.13, 45,674.42 and 20,350.44

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Solution

The fourth proportional to 33,080.13, 45,674.42 and 20,350.44 is: 28,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,080.13 : 45,674.42 = 20,350.44 : x
  2. Step 2: Convert to fraction form
    33,080.13/45,674.42 = 20,350.44/x
  3. Step 3: Cross multiply
    33,080.13x = 45,674.42 × 20,350.44
  4. Step 4: Simplify right side
    33,080.13x = 929,494,441.99
  5. Step 5: Solve for x
    x = 929,494,441.99/33,080.13
  6. Step 6: Final answer
    x = 28,098.27

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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.