Home / 34,471.15-51,711.14-12,286.77

Finding the Fourth Proportional to 34,471.15, 51,711.14 and 12,286.77

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Solution

The fourth proportional to 34,471.15, 51,711.14 and 12,286.77 is: 18,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,471.15 : 51,711.14 = 12,286.77 : x
  2. Step 2: Convert to fraction form
    34,471.15/51,711.14 = 12,286.77/x
  3. Step 3: Cross multiply
    34,471.15x = 51,711.14 × 12,286.77
  4. Step 4: Simplify right side
    34,471.15x = 635,362,883.62
  5. Step 5: Solve for x
    x = 635,362,883.62/34,471.15
  6. Step 6: Final answer
    x = 18,431.73

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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.