Home / 13,199.96-19,795.10-3,837.44

Finding the Fourth Proportional to 13,199.96, 19,795.10 and 3,837.44

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Solution

The fourth proportional to 13,199.96, 19,795.10 and 3,837.44 is: 5,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199.96 : 19,795.10 = 3,837.44 : x
  2. Step 2: Convert to fraction form
    13,199.96/19,795.10 = 3,837.44/x
  3. Step 3: Cross multiply
    13,199.96x = 19,795.10 × 3,837.44
  4. Step 4: Simplify right side
    13,199.96x = 75,962,419.16
  5. Step 5: Solve for x
    x = 75,962,419.16/13,199.96
  6. Step 6: Final answer
    x = 5,754.75

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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.