Home / 33,435.45-50,117.81-12,361.96

Finding the Fourth Proportional to 33,435.45, 50,117.81 and 12,361.96

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Solution

The fourth proportional to 33,435.45, 50,117.81 and 12,361.96 is: 18,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.45 : 50,117.81 = 12,361.96 : x
  2. Step 2: Convert to fraction form
    33,435.45/50,117.81 = 12,361.96/x
  3. Step 3: Cross multiply
    33,435.45x = 50,117.81 × 12,361.96
  4. Step 4: Simplify right side
    33,435.45x = 619,554,268.12
  5. Step 5: Solve for x
    x = 619,554,268.12/33,435.45
  6. Step 6: Final answer
    x = 18,529.86

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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.