Home / 44,229.10-66,269.70-19,231.66

Finding the Fourth Proportional to 44,229.10, 66,269.70 and 19,231.66

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Solution

The fourth proportional to 44,229.10, 66,269.70 and 19,231.66 is: 28,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,229.10 : 66,269.70 = 19,231.66 : x
  2. Step 2: Convert to fraction form
    44,229.10/66,269.70 = 19,231.66/x
  3. Step 3: Cross multiply
    44,229.10x = 66,269.70 × 19,231.66
  4. Step 4: Simplify right side
    44,229.10x = 1,274,476,338.70
  5. Step 5: Solve for x
    x = 1,274,476,338.70/44,229.10
  6. Step 6: Final answer
    x = 28,815.34

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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.