Home / 33,479.33-50,221.95-12,419.61

Finding the Fourth Proportional to 33,479.33, 50,221.95 and 12,419.61

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Solution

The fourth proportional to 33,479.33, 50,221.95 and 12,419.61 is: 18,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.33 : 50,221.95 = 12,419.61 : x
  2. Step 2: Convert to fraction form
    33,479.33/50,221.95 = 12,419.61/x
  3. Step 3: Cross multiply
    33,479.33x = 50,221.95 × 12,419.61
  4. Step 4: Simplify right side
    33,479.33x = 623,737,032.44
  5. Step 5: Solve for x
    x = 623,737,032.44/33,479.33
  6. Step 6: Final answer
    x = 18,630.51

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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.