Home / 43,962-65,942.98-10,681.82

Finding the Fourth Proportional to 43,962, 65,942.98 and 10,681.82

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Solution

The fourth proportional to 43,962, 65,942.98 and 10,681.82 is: 16,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,962 : 65,942.98 = 10,681.82 : x
  2. Step 2: Convert to fraction form
    43,962/65,942.98 = 10,681.82/x
  3. Step 3: Cross multiply
    43,962x = 65,942.98 × 10,681.82
  4. Step 4: Simplify right side
    43,962x = 704,391,042.62
  5. Step 5: Solve for x
    x = 704,391,042.62/43,962
  6. Step 6: Final answer
    x = 16,022.73

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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.