Home / 25,944.10-38,902.20-8,171.44

Finding the Fourth Proportional to 25,944.10, 38,902.20 and 8,171.44

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Solution

The fourth proportional to 25,944.10, 38,902.20 and 8,171.44 is: 12,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.10 : 38,902.20 = 8,171.44 : x
  2. Step 2: Convert to fraction form
    25,944.10/38,902.20 = 8,171.44/x
  3. Step 3: Cross multiply
    25,944.10x = 38,902.20 × 8,171.44
  4. Step 4: Simplify right side
    25,944.10x = 317,886,993.17
  5. Step 5: Solve for x
    x = 317,886,993.17/25,944.10
  6. Step 6: Final answer
    x = 12,252.77

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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.