Home / 33,405.81-50,039.00-20,036.41

Finding the Fourth Proportional to 33,405.81, 50,039.00 and 20,036.41

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Solution

The fourth proportional to 33,405.81, 50,039.00 and 20,036.41 is: 30,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,405.81 : 50,039.00 = 20,036.41 : x
  2. Step 2: Convert to fraction form
    33,405.81/50,039.00 = 20,036.41/x
  3. Step 3: Cross multiply
    33,405.81x = 50,039.00 × 20,036.41
  4. Step 4: Simplify right side
    33,405.81x = 1,002,601,694.71
  5. Step 5: Solve for x
    x = 1,002,601,694.71/33,405.81
  6. Step 6: Final answer
    x = 30,012.79

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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.