Home / 34,135.86-51,226.85-11,949.42

Finding the Fourth Proportional to 34,135.86, 51,226.85 and 11,949.42

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Solution

The fourth proportional to 34,135.86, 51,226.85 and 11,949.42 is: 17,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,135.86 : 51,226.85 = 11,949.42 : x
  2. Step 2: Convert to fraction form
    34,135.86/51,226.85 = 11,949.42/x
  3. Step 3: Cross multiply
    34,135.86x = 51,226.85 × 11,949.42
  4. Step 4: Simplify right side
    34,135.86x = 612,131,145.93
  5. Step 5: Solve for x
    x = 612,131,145.93/34,135.86
  6. Step 6: Final answer
    x = 17,932.20

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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.