Home / 16,908.35-25,362.92-5,815.60

Finding the Fourth Proportional to 16,908.35, 25,362.92 and 5,815.60

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Solution

The fourth proportional to 16,908.35, 25,362.92 and 5,815.60 is: 8,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.35 : 25,362.92 = 5,815.60 : x
  2. Step 2: Convert to fraction form
    16,908.35/25,362.92 = 5,815.60/x
  3. Step 3: Cross multiply
    16,908.35x = 25,362.92 × 5,815.60
  4. Step 4: Simplify right side
    16,908.35x = 147,500,548.68
  5. Step 5: Solve for x
    x = 147,500,548.68/16,908.35
  6. Step 6: Final answer
    x = 8,723.54

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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.