Home / 16,836.40-25,269.90-8,522.20

Finding the Fourth Proportional to 16,836.40, 25,269.90 and 8,522.20

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Solution

The fourth proportional to 16,836.40, 25,269.90 and 8,522.20 is: 12,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.40 : 25,269.90 = 8,522.20 : x
  2. Step 2: Convert to fraction form
    16,836.40/25,269.90 = 8,522.20/x
  3. Step 3: Cross multiply
    16,836.40x = 25,269.90 × 8,522.20
  4. Step 4: Simplify right side
    16,836.40x = 215,355,141.78
  5. Step 5: Solve for x
    x = 215,355,141.78/16,836.40
  6. Step 6: Final answer
    x = 12,791.04

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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.