Home / 33,549.84-50,336.64-18,771.48

Finding the Fourth Proportional to 33,549.84, 50,336.64 and 18,771.48

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Solution

The fourth proportional to 33,549.84, 50,336.64 and 18,771.48 is: 28,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,549.84 : 50,336.64 = 18,771.48 : x
  2. Step 2: Convert to fraction form
    33,549.84/50,336.64 = 18,771.48/x
  3. Step 3: Cross multiply
    33,549.84x = 50,336.64 × 18,771.48
  4. Step 4: Simplify right side
    33,549.84x = 944,893,231.03
  5. Step 5: Solve for x
    x = 944,893,231.03/33,549.84
  6. Step 6: Final answer
    x = 28,163.87

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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.