Home / 34,521.92-51,699.82-19,685.86

Finding the Fourth Proportional to 34,521.92, 51,699.82 and 19,685.86

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Solution

The fourth proportional to 34,521.92, 51,699.82 and 19,685.86 is: 29,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,521.92 : 51,699.82 = 19,685.86 : x
  2. Step 2: Convert to fraction form
    34,521.92/51,699.82 = 19,685.86/x
  3. Step 3: Cross multiply
    34,521.92x = 51,699.82 × 19,685.86
  4. Step 4: Simplify right side
    34,521.92x = 1,017,755,418.55
  5. Step 5: Solve for x
    x = 1,017,755,418.55/34,521.92
  6. Step 6: Final answer
    x = 29,481.43

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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.