Home / 41,479.96-62,219.94-10,315.21

Finding the Fourth Proportional to 41,479.96, 62,219.94 and 10,315.21

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Solution

The fourth proportional to 41,479.96, 62,219.94 and 10,315.21 is: 15,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,479.96 : 62,219.94 = 10,315.21 : x
  2. Step 2: Convert to fraction form
    41,479.96/62,219.94 = 10,315.21/x
  3. Step 3: Cross multiply
    41,479.96x = 62,219.94 × 10,315.21
  4. Step 4: Simplify right side
    41,479.96x = 641,811,747.29
  5. Step 5: Solve for x
    x = 641,811,747.29/41,479.96
  6. Step 6: Final answer
    x = 15,472.82

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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.