Home / 51,982.12-77,982.78-16,452.38

Finding the Fourth Proportional to 51,982.12, 77,982.78 and 16,452.38

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Solution

The fourth proportional to 51,982.12, 77,982.78 and 16,452.38 is: 24,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.12 : 77,982.78 = 16,452.38 : x
  2. Step 2: Convert to fraction form
    51,982.12/77,982.78 = 16,452.38/x
  3. Step 3: Cross multiply
    51,982.12x = 77,982.78 × 16,452.38
  4. Step 4: Simplify right side
    51,982.12x = 1,283,002,586.67
  5. Step 5: Solve for x
    x = 1,283,002,586.67/51,982.12
  6. Step 6: Final answer
    x = 24,681.61

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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.