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Finding the Fourth Proportional to 41,858.82, 62,763.62 and 16,899.71

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Solution

The fourth proportional to 41,858.82, 62,763.62 and 16,899.71 is: 25,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,858.82 : 62,763.62 = 16,899.71 : x
  2. Step 2: Convert to fraction form
    41,858.82/62,763.62 = 16,899.71/x
  3. Step 3: Cross multiply
    41,858.82x = 62,763.62 × 16,899.71
  4. Step 4: Simplify right side
    41,858.82x = 1,060,686,578.23
  5. Step 5: Solve for x
    x = 1,060,686,578.23/41,858.82
  6. Step 6: Final answer
    x = 25,339.62

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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.