Home / 16,760.20-25,145.78-8,436.22

Finding the Fourth Proportional to 16,760.20, 25,145.78 and 8,436.22

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Solution

The fourth proportional to 16,760.20, 25,145.78 and 8,436.22 is: 12,657.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.20 : 25,145.78 = 8,436.22 : x
  2. Step 2: Convert to fraction form
    16,760.20/25,145.78 = 8,436.22/x
  3. Step 3: Cross multiply
    16,760.20x = 25,145.78 × 8,436.22
  4. Step 4: Simplify right side
    16,760.20x = 212,135,332.15
  5. Step 5: Solve for x
    x = 212,135,332.15/16,760.20
  6. Step 6: Final answer
    x = 12,657.09

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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.