Home / 23,019.43-31,766.64-13,083.43

Finding the Fourth Proportional to 23,019.43, 31,766.64 and 13,083.43

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Solution

The fourth proportional to 23,019.43, 31,766.64 and 13,083.43 is: 18,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019.43 : 31,766.64 = 13,083.43 : x
  2. Step 2: Convert to fraction form
    23,019.43/31,766.64 = 13,083.43/x
  3. Step 3: Cross multiply
    23,019.43x = 31,766.64 × 13,083.43
  4. Step 4: Simplify right side
    23,019.43x = 415,616,610.78
  5. Step 5: Solve for x
    x = 415,616,610.78/23,019.43
  6. Step 6: Final answer
    x = 18,055.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.