Home / 33,866.87-50,811.83-12,812.96

Finding the Fourth Proportional to 33,866.87, 50,811.83 and 12,812.96

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Solution

The fourth proportional to 33,866.87, 50,811.83 and 12,812.96 is: 19,223.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,866.87 : 50,811.83 = 12,812.96 : x
  2. Step 2: Convert to fraction form
    33,866.87/50,811.83 = 12,812.96/x
  3. Step 3: Cross multiply
    33,866.87x = 50,811.83 × 12,812.96
  4. Step 4: Simplify right side
    33,866.87x = 651,049,627.19
  5. Step 5: Solve for x
    x = 651,049,627.19/33,866.87
  6. Step 6: Final answer
    x = 19,223.79

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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.