Home / 34,389.31-51,591.70-12,202.64

Finding the Fourth Proportional to 34,389.31, 51,591.70 and 12,202.64

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Solution

The fourth proportional to 34,389.31, 51,591.70 and 12,202.64 is: 18,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.31 : 51,591.70 = 12,202.64 : x
  2. Step 2: Convert to fraction form
    34,389.31/51,591.70 = 12,202.64/x
  3. Step 3: Cross multiply
    34,389.31x = 51,591.70 × 12,202.64
  4. Step 4: Simplify right side
    34,389.31x = 629,554,942.09
  5. Step 5: Solve for x
    x = 629,554,942.09/34,389.31
  6. Step 6: Final answer
    x = 18,306.71

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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.