Home / 31,762.82-43,832.39-17,422.36

Finding the Fourth Proportional to 31,762.82, 43,832.39 and 17,422.36

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Solution

The fourth proportional to 31,762.82, 43,832.39 and 17,422.36 is: 24,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762.82 : 43,832.39 = 17,422.36 : x
  2. Step 2: Convert to fraction form
    31,762.82/43,832.39 = 17,422.36/x
  3. Step 3: Cross multiply
    31,762.82x = 43,832.39 × 17,422.36
  4. Step 4: Simplify right side
    31,762.82x = 763,663,481.55
  5. Step 5: Solve for x
    x = 763,663,481.55/31,762.82
  6. Step 6: Final answer
    x = 24,042.68

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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.