Home / 55,329.20-82,993.72-22,072.62

Finding the Fourth Proportional to 55,329.20, 82,993.72 and 22,072.62

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Solution

The fourth proportional to 55,329.20, 82,993.72 and 22,072.62 is: 33,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,329.20 : 82,993.72 = 22,072.62 : x
  2. Step 2: Convert to fraction form
    55,329.20/82,993.72 = 22,072.62/x
  3. Step 3: Cross multiply
    55,329.20x = 82,993.72 × 22,072.62
  4. Step 4: Simplify right side
    55,329.20x = 1,831,888,843.95
  5. Step 5: Solve for x
    x = 1,831,888,843.95/55,329.20
  6. Step 6: Final answer
    x = 33,108.90

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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.