Home / 31,519.44-43,495.11-17,371.17

Finding the Fourth Proportional to 31,519.44, 43,495.11 and 17,371.17

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Solution

The fourth proportional to 31,519.44, 43,495.11 and 17,371.17 is: 23,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,519.44 : 43,495.11 = 17,371.17 : x
  2. Step 2: Convert to fraction form
    31,519.44/43,495.11 = 17,371.17/x
  3. Step 3: Cross multiply
    31,519.44x = 43,495.11 × 17,371.17
  4. Step 4: Simplify right side
    31,519.44x = 755,560,949.98
  5. Step 5: Solve for x
    x = 755,560,949.98/31,519.44
  6. Step 6: Final answer
    x = 23,971.27

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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.