Home / 41,868-62,811.24-13,796.70

Finding the Fourth Proportional to 41,868, 62,811.24 and 13,796.70

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Solution

The fourth proportional to 41,868, 62,811.24 and 13,796.70 is: 20,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,868 : 62,811.24 = 13,796.70 : x
  2. Step 2: Convert to fraction form
    41,868/62,811.24 = 13,796.70/x
  3. Step 3: Cross multiply
    41,868x = 62,811.24 × 13,796.70
  4. Step 4: Simplify right side
    41,868x = 866,587,834.91
  5. Step 5: Solve for x
    x = 866,587,834.91/41,868
  6. Step 6: Final answer
    x = 20,698.09

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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.