Home / 31,468.52-43,425.99-17,127.84

Finding the Fourth Proportional to 31,468.52, 43,425.99 and 17,127.84

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Solution

The fourth proportional to 31,468.52, 43,425.99 and 17,127.84 is: 23,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.52 : 43,425.99 = 17,127.84 : x
  2. Step 2: Convert to fraction form
    31,468.52/43,425.99 = 17,127.84/x
  3. Step 3: Cross multiply
    31,468.52x = 43,425.99 × 17,127.84
  4. Step 4: Simplify right side
    31,468.52x = 743,793,408.56
  5. Step 5: Solve for x
    x = 743,793,408.56/31,468.52
  6. Step 6: Final answer
    x = 23,636.11

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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.