Home / 27,933.79-41,891.68-9,209.47

Finding the Fourth Proportional to 27,933.79, 41,891.68 and 9,209.47

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Solution

The fourth proportional to 27,933.79, 41,891.68 and 9,209.47 is: 13,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.79 : 41,891.68 = 9,209.47 : x
  2. Step 2: Convert to fraction form
    27,933.79/41,891.68 = 9,209.47/x
  3. Step 3: Cross multiply
    27,933.79x = 41,891.68 × 9,209.47
  4. Step 4: Simplify right side
    27,933.79x = 385,800,170.21
  5. Step 5: Solve for x
    x = 385,800,170.21/27,933.79
  6. Step 6: Final answer
    x = 13,811.24

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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.