Home / 20,824.42-31,230.15-6,034.36

Finding the Fourth Proportional to 20,824.42, 31,230.15 and 6,034.36

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Solution

The fourth proportional to 20,824.42, 31,230.15 and 6,034.36 is: 9,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,824.42 : 31,230.15 = 6,034.36 : x
  2. Step 2: Convert to fraction form
    20,824.42/31,230.15 = 6,034.36/x
  3. Step 3: Cross multiply
    20,824.42x = 31,230.15 × 6,034.36
  4. Step 4: Simplify right side
    20,824.42x = 188,453,967.95
  5. Step 5: Solve for x
    x = 188,453,967.95/20,824.42
  6. Step 6: Final answer
    x = 9,049.66

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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.