Home / 20,016.20-27,601.80-12,056.94

Finding the Fourth Proportional to 20,016.20, 27,601.80 and 12,056.94

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Solution

The fourth proportional to 20,016.20, 27,601.80 and 12,056.94 is: 16,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.20 : 27,601.80 = 12,056.94 : x
  2. Step 2: Convert to fraction form
    20,016.20/27,601.80 = 12,056.94/x
  3. Step 3: Cross multiply
    20,016.20x = 27,601.80 × 12,056.94
  4. Step 4: Simplify right side
    20,016.20x = 332,793,246.49
  5. Step 5: Solve for x
    x = 332,793,246.49/20,016.20
  6. Step 6: Final answer
    x = 16,626.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.