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Finding the Fourth Proportional to 33,611.77, 50,425.95 and 13,895.96

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Solution

The fourth proportional to 33,611.77, 50,425.95 and 13,895.96 is: 20,847.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,611.77 : 50,425.95 = 13,895.96 : x
  2. Step 2: Convert to fraction form
    33,611.77/50,425.95 = 13,895.96/x
  3. Step 3: Cross multiply
    33,611.77x = 50,425.95 × 13,895.96
  4. Step 4: Simplify right side
    33,611.77x = 700,716,984.16
  5. Step 5: Solve for x
    x = 700,716,984.16/33,611.77
  6. Step 6: Final answer
    x = 20,847.37

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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.