Home / 41,782.80-62,667.48-12,193.70

Finding the Fourth Proportional to 41,782.80, 62,667.48 and 12,193.70

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Solution

The fourth proportional to 41,782.80, 62,667.48 and 12,193.70 is: 18,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,782.80 : 62,667.48 = 12,193.70 : x
  2. Step 2: Convert to fraction form
    41,782.80/62,667.48 = 12,193.70/x
  3. Step 3: Cross multiply
    41,782.80x = 62,667.48 × 12,193.70
  4. Step 4: Simplify right side
    41,782.80x = 764,148,450.88
  5. Step 5: Solve for x
    x = 764,148,450.88/41,782.80
  6. Step 6: Final answer
    x = 18,288.59

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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.