Home / 31,863.24-47,791.76-9,676.81

Finding the Fourth Proportional to 31,863.24, 47,791.76 and 9,676.81

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Solution

The fourth proportional to 31,863.24, 47,791.76 and 9,676.81 is: 14,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,863.24 : 47,791.76 = 9,676.81 : x
  2. Step 2: Convert to fraction form
    31,863.24/47,791.76 = 9,676.81/x
  3. Step 3: Cross multiply
    31,863.24x = 47,791.76 × 9,676.81
  4. Step 4: Simplify right side
    31,863.24x = 462,471,781.09
  5. Step 5: Solve for x
    x = 462,471,781.09/31,863.24
  6. Step 6: Final answer
    x = 14,514.27

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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.