Home / 33,234-45,811.80-21,883.92

Finding the Fourth Proportional to 33,234, 45,811.80 and 21,883.92

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Solution

The fourth proportional to 33,234, 45,811.80 and 21,883.92 is: 30,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234 : 45,811.80 = 21,883.92 : x
  2. Step 2: Convert to fraction form
    33,234/45,811.80 = 21,883.92/x
  3. Step 3: Cross multiply
    33,234x = 45,811.80 × 21,883.92
  4. Step 4: Simplify right side
    33,234x = 1,002,541,766.26
  5. Step 5: Solve for x
    x = 1,002,541,766.26/33,234
  6. Step 6: Final answer
    x = 30,166.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.