Home / 43,974.05-65,961.21-10,694.12

Finding the Fourth Proportional to 43,974.05, 65,961.21 and 10,694.12

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Solution

The fourth proportional to 43,974.05, 65,961.21 and 10,694.12 is: 16,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,974.05 : 65,961.21 = 10,694.12 : x
  2. Step 2: Convert to fraction form
    43,974.05/65,961.21 = 10,694.12/x
  3. Step 3: Cross multiply
    43,974.05x = 65,961.21 × 10,694.12
  4. Step 4: Simplify right side
    43,974.05x = 705,397,095.09
  5. Step 5: Solve for x
    x = 705,397,095.09/43,974.05
  6. Step 6: Final answer
    x = 16,041.21

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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.