Home / 21,631.84-32,447.84-6,049.60

Finding the Fourth Proportional to 21,631.84, 32,447.84 and 6,049.60

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Solution

The fourth proportional to 21,631.84, 32,447.84 and 6,049.60 is: 9,074.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,631.84 : 32,447.84 = 6,049.60 : x
  2. Step 2: Convert to fraction form
    21,631.84/32,447.84 = 6,049.60/x
  3. Step 3: Cross multiply
    21,631.84x = 32,447.84 × 6,049.60
  4. Step 4: Simplify right side
    21,631.84x = 196,296,452.86
  5. Step 5: Solve for x
    x = 196,296,452.86/21,631.84
  6. Step 6: Final answer
    x = 9,074.42

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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.