Home / 36,640.20-54,960.30-12,016.20

Finding the Fourth Proportional to 36,640.20, 54,960.30 and 12,016.20

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Solution

The fourth proportional to 36,640.20, 54,960.30 and 12,016.20 is: 18,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.20 : 54,960.30 = 12,016.20 : x
  2. Step 2: Convert to fraction form
    36,640.20/54,960.30 = 12,016.20/x
  3. Step 3: Cross multiply
    36,640.20x = 54,960.30 × 12,016.20
  4. Step 4: Simplify right side
    36,640.20x = 660,413,956.86
  5. Step 5: Solve for x
    x = 660,413,956.86/36,640.20
  6. Step 6: Final answer
    x = 18,024.30

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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.