Home / 27,911.21-41,873.38-9,192.74

Finding the Fourth Proportional to 27,911.21, 41,873.38 and 9,192.74

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Solution

The fourth proportional to 27,911.21, 41,873.38 and 9,192.74 is: 13,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,911.21 : 41,873.38 = 9,192.74 : x
  2. Step 2: Convert to fraction form
    27,911.21/41,873.38 = 9,192.74/x
  3. Step 3: Cross multiply
    27,911.21x = 41,873.38 × 9,192.74
  4. Step 4: Simplify right side
    27,911.21x = 384,930,862.91
  5. Step 5: Solve for x
    x = 384,930,862.91/27,911.21
  6. Step 6: Final answer
    x = 13,791.27

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1.5x scale

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.