Home / 33,789.15-50,669.15-13,785.39

Finding the Fourth Proportional to 33,789.15, 50,669.15 and 13,785.39

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Solution

The fourth proportional to 33,789.15, 50,669.15 and 13,785.39 is: 20,672.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,789.15 : 50,669.15 = 13,785.39 : x
  2. Step 2: Convert to fraction form
    33,789.15/50,669.15 = 13,785.39/x
  3. Step 3: Cross multiply
    33,789.15x = 50,669.15 × 13,785.39
  4. Step 4: Simplify right side
    33,789.15x = 698,493,924.79
  5. Step 5: Solve for x
    x = 698,493,924.79/33,789.15
  6. Step 6: Final answer
    x = 20,672.14

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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.