Home / 41,971.82-62,964.57-12,392.65

Finding the Fourth Proportional to 41,971.82, 62,964.57 and 12,392.65

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Solution

The fourth proportional to 41,971.82, 62,964.57 and 12,392.65 is: 18,590.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971.82 : 62,964.57 = 12,392.65 : x
  2. Step 2: Convert to fraction form
    41,971.82/62,964.57 = 12,392.65/x
  3. Step 3: Cross multiply
    41,971.82x = 62,964.57 × 12,392.65
  4. Step 4: Simplify right side
    41,971.82x = 780,297,751.98
  5. Step 5: Solve for x
    x = 780,297,751.98/41,971.82
  6. Step 6: Final answer
    x = 18,590.99

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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.