Home / 31,853.39-43,954.97-17,512.47

Finding the Fourth Proportional to 31,853.39, 43,954.97 and 17,512.47

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Solution

The fourth proportional to 31,853.39, 43,954.97 and 17,512.47 is: 24,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.39 : 43,954.97 = 17,512.47 : x
  2. Step 2: Convert to fraction form
    31,853.39/43,954.97 = 17,512.47/x
  3. Step 3: Cross multiply
    31,853.39x = 43,954.97 × 17,512.47
  4. Step 4: Simplify right side
    31,853.39x = 769,760,005.91
  5. Step 5: Solve for x
    x = 769,760,005.91/31,853.39
  6. Step 6: Final answer
    x = 24,165.72

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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.