Home / 21,631.80-32,447.70-6,049.42

Finding the Fourth Proportional to 21,631.80, 32,447.70 and 6,049.42

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Solution

The fourth proportional to 21,631.80, 32,447.70 and 6,049.42 is: 9,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,631.80 : 32,447.70 = 6,049.42 : x
  2. Step 2: Convert to fraction form
    21,631.80/32,447.70 = 6,049.42/x
  3. Step 3: Cross multiply
    21,631.80x = 32,447.70 × 6,049.42
  4. Step 4: Simplify right side
    21,631.80x = 196,289,765.33
  5. Step 5: Solve for x
    x = 196,289,765.33/21,631.80
  6. Step 6: Final answer
    x = 9,074.13

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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.