Home / 16,836.78-25,270.75-8,522.63

Finding the Fourth Proportional to 16,836.78, 25,270.75 and 8,522.63

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Solution

The fourth proportional to 16,836.78, 25,270.75 and 8,522.63 is: 12,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.78 : 25,270.75 = 8,522.63 : x
  2. Step 2: Convert to fraction form
    16,836.78/25,270.75 = 8,522.63/x
  3. Step 3: Cross multiply
    16,836.78x = 25,270.75 × 8,522.63
  4. Step 4: Simplify right side
    16,836.78x = 215,373,293.94
  5. Step 5: Solve for x
    x = 215,373,293.94/16,836.78
  6. Step 6: Final answer
    x = 12,791.83

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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.