Home / 33,638.77-50,367.92-18,805.44

Finding the Fourth Proportional to 33,638.77, 50,367.92 and 18,805.44

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Solution

The fourth proportional to 33,638.77, 50,367.92 and 18,805.44 is: 28,157.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,638.77 : 50,367.92 = 18,805.44 : x
  2. Step 2: Convert to fraction form
    33,638.77/50,367.92 = 18,805.44/x
  3. Step 3: Cross multiply
    33,638.77x = 50,367.92 × 18,805.44
  4. Step 4: Simplify right side
    33,638.77x = 947,190,803.46
  5. Step 5: Solve for x
    x = 947,190,803.46/33,638.77
  6. Step 6: Final answer
    x = 28,157.71

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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.