Home / 33,905.56-50,828.37-12,830.97

Finding the Fourth Proportional to 33,905.56, 50,828.37 and 12,830.97

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Solution

The fourth proportional to 33,905.56, 50,828.37 and 12,830.97 is: 19,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,905.56 : 50,828.37 = 12,830.97 : x
  2. Step 2: Convert to fraction form
    33,905.56/50,828.37 = 12,830.97/x
  3. Step 3: Cross multiply
    33,905.56x = 50,828.37 × 12,830.97
  4. Step 4: Simplify right side
    33,905.56x = 652,177,290.62
  5. Step 5: Solve for x
    x = 652,177,290.62/33,905.56
  6. Step 6: Final answer
    x = 19,235.11

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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.