Home / 33,645.92-50,451.36-12,568.64

Finding the Fourth Proportional to 33,645.92, 50,451.36 and 12,568.64

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Solution

The fourth proportional to 33,645.92, 50,451.36 and 12,568.64 is: 18,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,645.92 : 50,451.36 = 12,568.64 : x
  2. Step 2: Convert to fraction form
    33,645.92/50,451.36 = 12,568.64/x
  3. Step 3: Cross multiply
    33,645.92x = 50,451.36 × 12,568.64
  4. Step 4: Simplify right side
    33,645.92x = 634,104,981.35
  5. Step 5: Solve for x
    x = 634,104,981.35/33,645.92
  6. Step 6: Final answer
    x = 18,846.42

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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.