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Finding the Fourth Proportional to 17,324.42, 25,986.62 and 6,928.88

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Solution

The fourth proportional to 17,324.42, 25,986.62 and 6,928.88 is: 10,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,324.42 : 25,986.62 = 6,928.88 : x
  2. Step 2: Convert to fraction form
    17,324.42/25,986.62 = 6,928.88/x
  3. Step 3: Cross multiply
    17,324.42x = 25,986.62 × 6,928.88
  4. Step 4: Simplify right side
    17,324.42x = 180,058,058.97
  5. Step 5: Solve for x
    x = 180,058,058.97/17,324.42
  6. Step 6: Final answer
    x = 10,393.31

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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.