Home / 31,853.73-43,954.33-17,511.20

Finding the Fourth Proportional to 31,853.73, 43,954.33 and 17,511.20

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Solution

The fourth proportional to 31,853.73, 43,954.33 and 17,511.20 is: 24,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.73 : 43,954.33 = 17,511.20 : x
  2. Step 2: Convert to fraction form
    31,853.73/43,954.33 = 17,511.20/x
  3. Step 3: Cross multiply
    31,853.73x = 43,954.33 × 17,511.20
  4. Step 4: Simplify right side
    31,853.73x = 769,693,063.50
  5. Step 5: Solve for x
    x = 769,693,063.50/31,853.73
  6. Step 6: Final answer
    x = 24,163.36

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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.