Home / 33,975.36-50,889.24-20,787.84

Finding the Fourth Proportional to 33,975.36, 50,889.24 and 20,787.84

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Solution

The fourth proportional to 33,975.36, 50,889.24 and 20,787.84 is: 31,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,975.36 : 50,889.24 = 20,787.84 : x
  2. Step 2: Convert to fraction form
    33,975.36/50,889.24 = 20,787.84/x
  3. Step 3: Cross multiply
    33,975.36x = 50,889.24 × 20,787.84
  4. Step 4: Simplify right side
    33,975.36x = 1,057,877,378.84
  5. Step 5: Solve for x
    x = 1,057,877,378.84/33,975.36
  6. Step 6: Final answer
    x = 31,136.61

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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.