Home / 31,563.42-43,556.68-17,415.96

Finding the Fourth Proportional to 31,563.42, 43,556.68 and 17,415.96

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Solution

The fourth proportional to 31,563.42, 43,556.68 and 17,415.96 is: 24,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.42 : 43,556.68 = 17,415.96 : x
  2. Step 2: Convert to fraction form
    31,563.42/43,556.68 = 17,415.96/x
  3. Step 3: Cross multiply
    31,563.42x = 43,556.68 × 17,415.96
  4. Step 4: Simplify right side
    31,563.42x = 758,581,396.61
  5. Step 5: Solve for x
    x = 758,581,396.61/31,563.42
  6. Step 6: Final answer
    x = 24,033.56

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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.