Home / 13,936.56-19,241.46-8,637

Finding the Fourth Proportional to 13,936.56, 19,241.46 and 8,637

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Solution

The fourth proportional to 13,936.56, 19,241.46 and 8,637 is: 11,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.56 : 19,241.46 = 8,637 : x
  2. Step 2: Convert to fraction form
    13,936.56/19,241.46 = 8,637/x
  3. Step 3: Cross multiply
    13,936.56x = 19,241.46 × 8,637
  4. Step 4: Simplify right side
    13,936.56x = 166,188,490.02
  5. Step 5: Solve for x
    x = 166,188,490.02/13,936.56
  6. Step 6: Final answer
    x = 11,924.64

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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.