Home / 36,769.44-55,144.32-15,988

Finding the Fourth Proportional to 36,769.44, 55,144.32 and 15,988

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Solution

The fourth proportional to 36,769.44, 55,144.32 and 15,988 is: 23,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,769.44 : 55,144.32 = 15,988 : x
  2. Step 2: Convert to fraction form
    36,769.44/55,144.32 = 15,988/x
  3. Step 3: Cross multiply
    36,769.44x = 55,144.32 × 15,988
  4. Step 4: Simplify right side
    36,769.44x = 881,647,388.16
  5. Step 5: Solve for x
    x = 881,647,388.16/36,769.44
  6. Step 6: Final answer
    x = 23,977.72

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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.