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Finding the Fourth Proportional to 34,863.88, 48,114 and 19,759.48

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Solution

The fourth proportional to 34,863.88, 48,114 and 19,759.48 is: 27,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.88 : 48,114 = 19,759.48 : x
  2. Step 2: Convert to fraction form
    34,863.88/48,114 = 19,759.48/x
  3. Step 3: Cross multiply
    34,863.88x = 48,114 × 19,759.48
  4. Step 4: Simplify right side
    34,863.88x = 950,707,620.72
  5. Step 5: Solve for x
    x = 950,707,620.72/34,863.88
  6. Step 6: Final answer
    x = 27,269.13

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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.