Home / 20,226.24-30,342.66-6,372

Finding the Fourth Proportional to 20,226.24, 30,342.66 and 6,372

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Solution

The fourth proportional to 20,226.24, 30,342.66 and 6,372 is: 9,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226.24 : 30,342.66 = 6,372 : x
  2. Step 2: Convert to fraction form
    20,226.24/30,342.66 = 6,372/x
  3. Step 3: Cross multiply
    20,226.24x = 30,342.66 × 6,372
  4. Step 4: Simplify right side
    20,226.24x = 193,343,429.52
  5. Step 5: Solve for x
    x = 193,343,429.52/20,226.24
  6. Step 6: Final answer
    x = 9,559.04

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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.