Home / 16,928.52-25,409.16-8,169.60

Finding the Fourth Proportional to 16,928.52, 25,409.16 and 8,169.60

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Solution

The fourth proportional to 16,928.52, 25,409.16 and 8,169.60 is: 12,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.52 : 25,409.16 = 8,169.60 : x
  2. Step 2: Convert to fraction form
    16,928.52/25,409.16 = 8,169.60/x
  3. Step 3: Cross multiply
    16,928.52x = 25,409.16 × 8,169.60
  4. Step 4: Simplify right side
    16,928.52x = 207,582,673.54
  5. Step 5: Solve for x
    x = 207,582,673.54/16,928.52
  6. Step 6: Final answer
    x = 12,262.30

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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.