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Finding the Fourth Proportional to 41,273.80, 61,866.52 and 19,061.32

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Solution

The fourth proportional to 41,273.80, 61,866.52 and 19,061.32 is: 28,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,273.80 : 61,866.52 = 19,061.32 : x
  2. Step 2: Convert to fraction form
    41,273.80/61,866.52 = 19,061.32/x
  3. Step 3: Cross multiply
    41,273.80x = 61,866.52 × 19,061.32
  4. Step 4: Simplify right side
    41,273.80x = 1,179,257,535.01
  5. Step 5: Solve for x
    x = 1,179,257,535.01/41,273.80
  6. Step 6: Final answer
    x = 28,571.58

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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.