Home / 41,811.69-62,715.11-30,578.41

Finding the Fourth Proportional to 41,811.69, 62,715.11 and 30,578.41

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Solution

The fourth proportional to 41,811.69, 62,715.11 and 30,578.41 is: 45,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,811.69 : 62,715.11 = 30,578.41 : x
  2. Step 2: Convert to fraction form
    41,811.69/62,715.11 = 30,578.41/x
  3. Step 3: Cross multiply
    41,811.69x = 62,715.11 × 30,578.41
  4. Step 4: Simplify right side
    41,811.69x = 1,917,728,308.55
  5. Step 5: Solve for x
    x = 1,917,728,308.55/41,811.69
  6. Step 6: Final answer
    x = 45,865.84

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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.