Home / 27,489.87-41,232.07-12,698.57

Finding the Fourth Proportional to 27,489.87, 41,232.07 and 12,698.57

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Solution

The fourth proportional to 27,489.87, 41,232.07 and 12,698.57 is: 19,046.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.87 : 41,232.07 = 12,698.57 : x
  2. Step 2: Convert to fraction form
    27,489.87/41,232.07 = 12,698.57/x
  3. Step 3: Cross multiply
    27,489.87x = 41,232.07 × 12,698.57
  4. Step 4: Simplify right side
    27,489.87x = 523,588,297.35
  5. Step 5: Solve for x
    x = 523,588,297.35/27,489.87
  6. Step 6: Final answer
    x = 19,046.59

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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.