Home / 31,839.96-47,691.75-16,799.58

Finding the Fourth Proportional to 31,839.96, 47,691.75 and 16,799.58

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Solution

The fourth proportional to 31,839.96, 47,691.75 and 16,799.58 is: 25,163.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,839.96 : 47,691.75 = 16,799.58 : x
  2. Step 2: Convert to fraction form
    31,839.96/47,691.75 = 16,799.58/x
  3. Step 3: Cross multiply
    31,839.96x = 47,691.75 × 16,799.58
  4. Step 4: Simplify right side
    31,839.96x = 801,201,369.47
  5. Step 5: Solve for x
    x = 801,201,369.47/31,839.96
  6. Step 6: Final answer
    x = 25,163.39

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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.