Home / 22,632.48-33,956.64-8,791.20

Finding the Fourth Proportional to 22,632.48, 33,956.64 and 8,791.20

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Solution

The fourth proportional to 22,632.48, 33,956.64 and 8,791.20 is: 13,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.48 : 33,956.64 = 8,791.20 : x
  2. Step 2: Convert to fraction form
    22,632.48/33,956.64 = 8,791.20/x
  3. Step 3: Cross multiply
    22,632.48x = 33,956.64 × 8,791.20
  4. Step 4: Simplify right side
    22,632.48x = 298,519,613.57
  5. Step 5: Solve for x
    x = 298,519,613.57/22,632.48
  6. Step 6: Final answer
    x = 13,189.88

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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.