Home / 33,578.90-50,364.50-12,519.63

Finding the Fourth Proportional to 33,578.90, 50,364.50 and 12,519.63

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Solution

The fourth proportional to 33,578.90, 50,364.50 and 12,519.63 is: 18,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,578.90 : 50,364.50 = 12,519.63 : x
  2. Step 2: Convert to fraction form
    33,578.90/50,364.50 = 12,519.63/x
  3. Step 3: Cross multiply
    33,578.90x = 50,364.50 × 12,519.63
  4. Step 4: Simplify right side
    33,578.90x = 630,544,842.54
  5. Step 5: Solve for x
    x = 630,544,842.54/33,578.90
  6. Step 6: Final answer
    x = 18,778.01

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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.