Home / 27,400.71-41,105.19-9,866.43

Finding the Fourth Proportional to 27,400.71, 41,105.19 and 9,866.43

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Solution

The fourth proportional to 27,400.71, 41,105.19 and 9,866.43 is: 14,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.71 : 41,105.19 = 9,866.43 : x
  2. Step 2: Convert to fraction form
    27,400.71/41,105.19 = 9,866.43/x
  3. Step 3: Cross multiply
    27,400.71x = 41,105.19 × 9,866.43
  4. Step 4: Simplify right side
    27,400.71x = 405,561,479.77
  5. Step 5: Solve for x
    x = 405,561,479.77/27,400.71
  6. Step 6: Final answer
    x = 14,801.13

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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.