Home / 31,233.90-43,103.77-17,086.73

Finding the Fourth Proportional to 31,233.90, 43,103.77 and 17,086.73

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Solution

The fourth proportional to 31,233.90, 43,103.77 and 17,086.73 is: 23,580.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,233.90 : 43,103.77 = 17,086.73 : x
  2. Step 2: Convert to fraction form
    31,233.90/43,103.77 = 17,086.73/x
  3. Step 3: Cross multiply
    31,233.90x = 43,103.77 × 17,086.73
  4. Step 4: Simplify right side
    31,233.90x = 736,502,479.97
  5. Step 5: Solve for x
    x = 736,502,479.97/31,233.90
  6. Step 6: Final answer
    x = 23,580.23

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1.5x scale

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.