Home / 36,007.54-54,016.71-12,629.86

Finding the Fourth Proportional to 36,007.54, 54,016.71 and 12,629.86

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Solution

The fourth proportional to 36,007.54, 54,016.71 and 12,629.86 is: 18,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,007.54 : 54,016.71 = 12,629.86 : x
  2. Step 2: Convert to fraction form
    36,007.54/54,016.71 = 12,629.86/x
  3. Step 3: Cross multiply
    36,007.54x = 54,016.71 × 12,629.86
  4. Step 4: Simplify right side
    36,007.54x = 682,223,484.96
  5. Step 5: Solve for x
    x = 682,223,484.96/36,007.54
  6. Step 6: Final answer
    x = 18,946.68

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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.