Home / 19,932.24-29,881.38-8,832.87

Finding the Fourth Proportional to 19,932.24, 29,881.38 and 8,832.87

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Solution

The fourth proportional to 19,932.24, 29,881.38 and 8,832.87 is: 13,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.24 : 29,881.38 = 8,832.87 : x
  2. Step 2: Convert to fraction form
    19,932.24/29,881.38 = 8,832.87/x
  3. Step 3: Cross multiply
    19,932.24x = 29,881.38 × 8,832.87
  4. Step 4: Simplify right side
    19,932.24x = 263,938,375.50
  5. Step 5: Solve for x
    x = 263,938,375.50/19,932.24
  6. Step 6: Final answer
    x = 13,241.79

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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.