Home / 33,414.84-50,102.80-12,639.96

Finding the Fourth Proportional to 33,414.84, 50,102.80 and 12,639.96

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Solution

The fourth proportional to 33,414.84, 50,102.80 and 12,639.96 is: 18,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,414.84 : 50,102.80 = 12,639.96 : x
  2. Step 2: Convert to fraction form
    33,414.84/50,102.80 = 12,639.96/x
  3. Step 3: Cross multiply
    33,414.84x = 50,102.80 × 12,639.96
  4. Step 4: Simplify right side
    33,414.84x = 633,297,387.89
  5. Step 5: Solve for x
    x = 633,297,387.89/33,414.84
  6. Step 6: Final answer
    x = 18,952.58

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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.