Home / 17,218.97-25,807.67-8,894.43

Finding the Fourth Proportional to 17,218.97, 25,807.67 and 8,894.43

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Solution

The fourth proportional to 17,218.97, 25,807.67 and 8,894.43 is: 13,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.97 : 25,807.67 = 8,894.43 : x
  2. Step 2: Convert to fraction form
    17,218.97/25,807.67 = 8,894.43/x
  3. Step 3: Cross multiply
    17,218.97x = 25,807.67 × 8,894.43
  4. Step 4: Simplify right side
    17,218.97x = 229,544,469.81
  5. Step 5: Solve for x
    x = 229,544,469.81/17,218.97
  6. Step 6: Final answer
    x = 13,330.91

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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.