Home / 36,956.98-55,440.96-13,581.60

Finding the Fourth Proportional to 36,956.98, 55,440.96 and 13,581.60

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Solution

The fourth proportional to 36,956.98, 55,440.96 and 13,581.60 is: 20,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,956.98 : 55,440.96 = 13,581.60 : x
  2. Step 2: Convert to fraction form
    36,956.98/55,440.96 = 13,581.60/x
  3. Step 3: Cross multiply
    36,956.98x = 55,440.96 × 13,581.60
  4. Step 4: Simplify right side
    36,956.98x = 752,976,942.34
  5. Step 5: Solve for x
    x = 752,976,942.34/36,956.98
  6. Step 6: Final answer
    x = 20,374.42

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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.