Home / 22,505.12-33,761.52-6,919.84

Finding the Fourth Proportional to 22,505.12, 33,761.52 and 6,919.84

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Solution

The fourth proportional to 22,505.12, 33,761.52 and 6,919.84 is: 10,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,505.12 : 33,761.52 = 6,919.84 : x
  2. Step 2: Convert to fraction form
    22,505.12/33,761.52 = 6,919.84/x
  3. Step 3: Cross multiply
    22,505.12x = 33,761.52 × 6,919.84
  4. Step 4: Simplify right side
    22,505.12x = 233,624,316.56
  5. Step 5: Solve for x
    x = 233,624,316.56/22,505.12
  6. Step 6: Final answer
    x = 10,380.94

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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.