Home / 13,361.97-20,027.46-5,036.66

Finding the Fourth Proportional to 13,361.97, 20,027.46 and 5,036.66

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Solution

The fourth proportional to 13,361.97, 20,027.46 and 5,036.66 is: 7,549.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361.97 : 20,027.46 = 5,036.66 : x
  2. Step 2: Convert to fraction form
    13,361.97/20,027.46 = 5,036.66/x
  3. Step 3: Cross multiply
    13,361.97x = 20,027.46 × 5,036.66
  4. Step 4: Simplify right side
    13,361.97x = 100,871,406.55
  5. Step 5: Solve for x
    x = 100,871,406.55/13,361.97
  6. Step 6: Final answer
    x = 7,549.14

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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.