Home / 13,832.04-20,748.87-3,971.10

Finding the Fourth Proportional to 13,832.04, 20,748.87 and 3,971.10

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Solution

The fourth proportional to 13,832.04, 20,748.87 and 3,971.10 is: 5,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.04 : 20,748.87 = 3,971.10 : x
  2. Step 2: Convert to fraction form
    13,832.04/20,748.87 = 3,971.10/x
  3. Step 3: Cross multiply
    13,832.04x = 20,748.87 × 3,971.10
  4. Step 4: Simplify right side
    13,832.04x = 82,395,837.66
  5. Step 5: Solve for x
    x = 82,395,837.66/13,832.04
  6. Step 6: Final answer
    x = 5,956.88

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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.