Home / 33,772.05-50,660.91-8,812.08

Finding the Fourth Proportional to 33,772.05, 50,660.91 and 8,812.08

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Solution

The fourth proportional to 33,772.05, 50,660.91 and 8,812.08 is: 13,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,772.05 : 50,660.91 = 8,812.08 : x
  2. Step 2: Convert to fraction form
    33,772.05/50,660.91 = 8,812.08/x
  3. Step 3: Cross multiply
    33,772.05x = 50,660.91 × 8,812.08
  4. Step 4: Simplify right side
    33,772.05x = 446,427,991.79
  5. Step 5: Solve for x
    x = 446,427,991.79/33,772.05
  6. Step 6: Final answer
    x = 13,218.86

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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.