Home / 31,241.30-43,112.45-17,093.84

Finding the Fourth Proportional to 31,241.30, 43,112.45 and 17,093.84

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Solution

The fourth proportional to 31,241.30, 43,112.45 and 17,093.84 is: 23,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,241.30 : 43,112.45 = 17,093.84 : x
  2. Step 2: Convert to fraction form
    31,241.30/43,112.45 = 17,093.84/x
  3. Step 3: Cross multiply
    31,241.30x = 43,112.45 × 17,093.84
  4. Step 4: Simplify right side
    31,241.30x = 736,957,149.48
  5. Step 5: Solve for x
    x = 736,957,149.48/31,241.30
  6. Step 6: Final answer
    x = 23,589.20

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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.