Home / 36,640.60-54,953.70-12,016.60

Finding the Fourth Proportional to 36,640.60, 54,953.70 and 12,016.60

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Solution

The fourth proportional to 36,640.60, 54,953.70 and 12,016.60 is: 18,022.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.60 : 54,953.70 = 12,016.60 : x
  2. Step 2: Convert to fraction form
    36,640.60/54,953.70 = 12,016.60/x
  3. Step 3: Cross multiply
    36,640.60x = 54,953.70 × 12,016.60
  4. Step 4: Simplify right side
    36,640.60x = 660,356,631.42
  5. Step 5: Solve for x
    x = 660,356,631.42/36,640.60
  6. Step 6: Final answer
    x = 18,022.54

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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.