Home / 33,022.20-45,566.40-18,876

Finding the Fourth Proportional to 33,022.20, 45,566.40 and 18,876

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Solution

The fourth proportional to 33,022.20, 45,566.40 and 18,876 is: 26,046.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,022.20 : 45,566.40 = 18,876 : x
  2. Step 2: Convert to fraction form
    33,022.20/45,566.40 = 18,876/x
  3. Step 3: Cross multiply
    33,022.20x = 45,566.40 × 18,876
  4. Step 4: Simplify right side
    33,022.20x = 860,111,366.40
  5. Step 5: Solve for x
    x = 860,111,366.40/33,022.20
  6. Step 6: Final answer
    x = 26,046.46

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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.