Home / 41,107.32-61,578.23-18,889.83

Finding the Fourth Proportional to 41,107.32, 61,578.23 and 18,889.83

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Solution

The fourth proportional to 41,107.32, 61,578.23 and 18,889.83 is: 28,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,107.32 : 61,578.23 = 18,889.83 : x
  2. Step 2: Convert to fraction form
    41,107.32/61,578.23 = 18,889.83/x
  3. Step 3: Cross multiply
    41,107.32x = 61,578.23 × 18,889.83
  4. Step 4: Simplify right side
    41,107.32x = 1,163,202,201.95
  5. Step 5: Solve for x
    x = 1,163,202,201.95/41,107.32
  6. Step 6: Final answer
    x = 28,296.72

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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.