Home / 55,189.12-82,794.62-21,924.86

Finding the Fourth Proportional to 55,189.12, 82,794.62 and 21,924.86

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Solution

The fourth proportional to 55,189.12, 82,794.62 and 21,924.86 is: 32,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,189.12 : 82,794.62 = 21,924.86 : x
  2. Step 2: Convert to fraction form
    55,189.12/82,794.62 = 21,924.86/x
  3. Step 3: Cross multiply
    55,189.12x = 82,794.62 × 21,924.86
  4. Step 4: Simplify right side
    55,189.12x = 1,815,260,452.25
  5. Step 5: Solve for x
    x = 1,815,260,452.25/55,189.12
  6. Step 6: Final answer
    x = 32,891.64

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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.