Home / 17,160.72-25,734.60-7,304.64

Finding the Fourth Proportional to 17,160.72, 25,734.60 and 7,304.64

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Solution

The fourth proportional to 17,160.72, 25,734.60 and 7,304.64 is: 10,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.72 : 25,734.60 = 7,304.64 : x
  2. Step 2: Convert to fraction form
    17,160.72/25,734.60 = 7,304.64/x
  3. Step 3: Cross multiply
    17,160.72x = 25,734.60 × 7,304.64
  4. Step 4: Simplify right side
    17,160.72x = 187,981,988.54
  5. Step 5: Solve for x
    x = 187,981,988.54/17,160.72
  6. Step 6: Final answer
    x = 10,954.20

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1.5x scale

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.