Home / 31,634.08-43,655.24-17,293.96

Finding the Fourth Proportional to 31,634.08, 43,655.24 and 17,293.96

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Solution

The fourth proportional to 31,634.08, 43,655.24 and 17,293.96 is: 23,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.08 : 43,655.24 = 17,293.96 : x
  2. Step 2: Convert to fraction form
    31,634.08/43,655.24 = 17,293.96/x
  3. Step 3: Cross multiply
    31,634.08x = 43,655.24 × 17,293.96
  4. Step 4: Simplify right side
    31,634.08x = 754,971,974.35
  5. Step 5: Solve for x
    x = 754,971,974.35/31,634.08
  6. Step 6: Final answer
    x = 23,865.78

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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.