Home / 55,367.03-82,999.38-22,079

Finding the Fourth Proportional to 55,367.03, 82,999.38 and 22,079

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Solution

The fourth proportional to 55,367.03, 82,999.38 and 22,079 is: 33,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,367.03 : 82,999.38 = 22,079 : x
  2. Step 2: Convert to fraction form
    55,367.03/82,999.38 = 22,079/x
  3. Step 3: Cross multiply
    55,367.03x = 82,999.38 × 22,079
  4. Step 4: Simplify right side
    55,367.03x = 1,832,543,311.02
  5. Step 5: Solve for x
    x = 1,832,543,311.02/55,367.03
  6. Step 6: Final answer
    x = 33,098.10

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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.