Home / 13,844.44-19,104.96-12,729.88

Finding the Fourth Proportional to 13,844.44, 19,104.96 and 12,729.88

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Solution

The fourth proportional to 13,844.44, 19,104.96 and 12,729.88 is: 17,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.44 : 19,104.96 = 12,729.88 : x
  2. Step 2: Convert to fraction form
    13,844.44/19,104.96 = 12,729.88/x
  3. Step 3: Cross multiply
    13,844.44x = 19,104.96 × 12,729.88
  4. Step 4: Simplify right side
    13,844.44x = 243,203,848.20
  5. Step 5: Solve for x
    x = 243,203,848.20/13,844.44
  6. Step 6: Final answer
    x = 17,566.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.