Home / 36,999.86-55,499.78-12,042.41

Finding the Fourth Proportional to 36,999.86, 55,499.78 and 12,042.41

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Solution

The fourth proportional to 36,999.86, 55,499.78 and 12,042.41 is: 18,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999.86 : 55,499.78 = 12,042.41 : x
  2. Step 2: Convert to fraction form
    36,999.86/55,499.78 = 12,042.41/x
  3. Step 3: Cross multiply
    36,999.86x = 55,499.78 × 12,042.41
  4. Step 4: Simplify right side
    36,999.86x = 668,350,858.28
  5. Step 5: Solve for x
    x = 668,350,858.28/36,999.86
  6. Step 6: Final answer
    x = 18,063.61

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Similar ratio
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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.