Home / 26,571.74-39,842.82-12,324.65

Finding the Fourth Proportional to 26,571.74, 39,842.82 and 12,324.65

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Solution

The fourth proportional to 26,571.74, 39,842.82 and 12,324.65 is: 18,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.74 : 39,842.82 = 12,324.65 : x
  2. Step 2: Convert to fraction form
    26,571.74/39,842.82 = 12,324.65/x
  3. Step 3: Cross multiply
    26,571.74x = 39,842.82 × 12,324.65
  4. Step 4: Simplify right side
    26,571.74x = 491,048,612.30
  5. Step 5: Solve for x
    x = 491,048,612.30/26,571.74
  6. Step 6: Final answer
    x = 18,480.11

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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.