Home / 27,434.66-41,147.78-8,712.27

Finding the Fourth Proportional to 27,434.66, 41,147.78 and 8,712.27

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Solution

The fourth proportional to 27,434.66, 41,147.78 and 8,712.27 is: 13,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434.66 : 41,147.78 = 8,712.27 : x
  2. Step 2: Convert to fraction form
    27,434.66/41,147.78 = 8,712.27/x
  3. Step 3: Cross multiply
    27,434.66x = 41,147.78 × 8,712.27
  4. Step 4: Simplify right side
    27,434.66x = 358,490,525.70
  5. Step 5: Solve for x
    x = 358,490,525.70/27,434.66
  6. Step 6: Final answer
    x = 13,067.07

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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.