Home / 36,981.72-55,494.46-13,624.60

Finding the Fourth Proportional to 36,981.72, 55,494.46 and 13,624.60

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Solution

The fourth proportional to 36,981.72, 55,494.46 and 13,624.60 is: 20,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981.72 : 55,494.46 = 13,624.60 : x
  2. Step 2: Convert to fraction form
    36,981.72/55,494.46 = 13,624.60/x
  3. Step 3: Cross multiply
    36,981.72x = 55,494.46 × 13,624.60
  4. Step 4: Simplify right side
    36,981.72x = 756,089,819.72
  5. Step 5: Solve for x
    x = 756,089,819.72/36,981.72
  6. Step 6: Final answer
    x = 20,444.96

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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.