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Finding the Fourth Proportional to 16,975.08, 25,469.57 and 7,608.80

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Solution

The fourth proportional to 16,975.08, 25,469.57 and 7,608.80 is: 11,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.08 : 25,469.57 = 7,608.80 : x
  2. Step 2: Convert to fraction form
    16,975.08/25,469.57 = 7,608.80/x
  3. Step 3: Cross multiply
    16,975.08x = 25,469.57 × 7,608.80
  4. Step 4: Simplify right side
    16,975.08x = 193,792,864.22
  5. Step 5: Solve for x
    x = 193,792,864.22/16,975.08
  6. Step 6: Final answer
    x = 11,416.32

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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.