Home / 33,380.84-50,071.77-10,891.43

Finding the Fourth Proportional to 33,380.84, 50,071.77 and 10,891.43

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Solution

The fourth proportional to 33,380.84, 50,071.77 and 10,891.43 is: 16,337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,380.84 : 50,071.77 = 10,891.43 : x
  2. Step 2: Convert to fraction form
    33,380.84/50,071.77 = 10,891.43/x
  3. Step 3: Cross multiply
    33,380.84x = 50,071.77 × 10,891.43
  4. Step 4: Simplify right side
    33,380.84x = 545,352,927.57
  5. Step 5: Solve for x
    x = 545,352,927.57/33,380.84
  6. Step 6: Final answer
    x = 16,337.31

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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.