Home / 23,791.20-32,832.12-13,181

Finding the Fourth Proportional to 23,791.20, 32,832.12 and 13,181

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Solution

The fourth proportional to 23,791.20, 32,832.12 and 13,181 is: 18,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,791.20 : 32,832.12 = 13,181 : x
  2. Step 2: Convert to fraction form
    23,791.20/32,832.12 = 13,181/x
  3. Step 3: Cross multiply
    23,791.20x = 32,832.12 × 13,181
  4. Step 4: Simplify right side
    23,791.20x = 432,760,173.72
  5. Step 5: Solve for x
    x = 432,760,173.72/23,791.20
  6. Step 6: Final answer
    x = 18,189.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.