Home / 13,954.82-20,936.01-4,094.02

Finding the Fourth Proportional to 13,954.82, 20,936.01 and 4,094.02

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Solution

The fourth proportional to 13,954.82, 20,936.01 and 4,094.02 is: 6,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.82 : 20,936.01 = 4,094.02 : x
  2. Step 2: Convert to fraction form
    13,954.82/20,936.01 = 4,094.02/x
  3. Step 3: Cross multiply
    13,954.82x = 20,936.01 × 4,094.02
  4. Step 4: Simplify right side
    13,954.82x = 85,712,443.66
  5. Step 5: Solve for x
    x = 85,712,443.66/13,954.82
  6. Step 6: Final answer
    x = 6,142.14

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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.