Home / 31,324.51-46,982.45-11,331.82

Finding the Fourth Proportional to 31,324.51, 46,982.45 and 11,331.82

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Solution

The fourth proportional to 31,324.51, 46,982.45 and 11,331.82 is: 16,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.51 : 46,982.45 = 11,331.82 : x
  2. Step 2: Convert to fraction form
    31,324.51/46,982.45 = 11,331.82/x
  3. Step 3: Cross multiply
    31,324.51x = 46,982.45 × 11,331.82
  4. Step 4: Simplify right side
    31,324.51x = 532,396,609.90
  5. Step 5: Solve for x
    x = 532,396,609.90/31,324.51
  6. Step 6: Final answer
    x = 16,996.17

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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.