Home / 17,195.62-23,731.42-9,930.06

Finding the Fourth Proportional to 17,195.62, 23,731.42 and 9,930.06

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Solution

The fourth proportional to 17,195.62, 23,731.42 and 9,930.06 is: 13,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.62 : 23,731.42 = 9,930.06 : x
  2. Step 2: Convert to fraction form
    17,195.62/23,731.42 = 9,930.06/x
  3. Step 3: Cross multiply
    17,195.62x = 23,731.42 × 9,930.06
  4. Step 4: Simplify right side
    17,195.62x = 235,654,424.49
  5. Step 5: Solve for x
    x = 235,654,424.49/17,195.62
  6. Step 6: Final answer
    x = 13,704.33

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1.5x scale

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.