Home / 33,717.18-50,548.32-12,645.39

Finding the Fourth Proportional to 33,717.18, 50,548.32 and 12,645.39

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Solution

The fourth proportional to 33,717.18, 50,548.32 and 12,645.39 is: 18,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,717.18 : 50,548.32 = 12,645.39 : x
  2. Step 2: Convert to fraction form
    33,717.18/50,548.32 = 12,645.39/x
  3. Step 3: Cross multiply
    33,717.18x = 50,548.32 × 12,645.39
  4. Step 4: Simplify right side
    33,717.18x = 639,203,220.24
  5. Step 5: Solve for x
    x = 639,203,220.24/33,717.18
  6. Step 6: Final answer
    x = 18,957.79

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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.