Home / 17,954.82-26,890.47-17,331.90

Finding the Fourth Proportional to 17,954.82, 26,890.47 and 17,331.90

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Solution

The fourth proportional to 17,954.82, 26,890.47 and 17,331.90 is: 25,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,954.82 : 26,890.47 = 17,331.90 : x
  2. Step 2: Convert to fraction form
    17,954.82/26,890.47 = 17,331.90/x
  3. Step 3: Cross multiply
    17,954.82x = 26,890.47 × 17,331.90
  4. Step 4: Simplify right side
    17,954.82x = 466,062,936.99
  5. Step 5: Solve for x
    x = 466,062,936.99/17,954.82
  6. Step 6: Final answer
    x = 25,957.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.