Home / 41,842.05-62,760.04-13,761.78

Finding the Fourth Proportional to 41,842.05, 62,760.04 and 13,761.78

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Solution

The fourth proportional to 41,842.05, 62,760.04 and 13,761.78 is: 20,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,842.05 : 62,760.04 = 13,761.78 : x
  2. Step 2: Convert to fraction form
    41,842.05/62,760.04 = 13,761.78/x
  3. Step 3: Cross multiply
    41,842.05x = 62,760.04 × 13,761.78
  4. Step 4: Simplify right side
    41,842.05x = 863,689,863.27
  5. Step 5: Solve for x
    x = 863,689,863.27/41,842.05
  6. Step 6: Final answer
    x = 20,641.67

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1.5x scale

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.