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Finding the Fourth Proportional to 17,197.56, 25,798.64 and 6,806.88

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Solution

The fourth proportional to 17,197.56, 25,798.64 and 6,806.88 is: 10,211.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,197.56 : 25,798.64 = 6,806.88 : x
  2. Step 2: Convert to fraction form
    17,197.56/25,798.64 = 6,806.88/x
  3. Step 3: Cross multiply
    17,197.56x = 25,798.64 × 6,806.88
  4. Step 4: Simplify right side
    17,197.56x = 175,608,212.61
  5. Step 5: Solve for x
    x = 175,608,212.61/17,197.56
  6. Step 6: Final answer
    x = 10,211.23

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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.