Home / 20,239.24-30,362.37-6,198.94

Finding the Fourth Proportional to 20,239.24, 30,362.37 and 6,198.94

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Solution

The fourth proportional to 20,239.24, 30,362.37 and 6,198.94 is: 9,299.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239.24 : 30,362.37 = 6,198.94 : x
  2. Step 2: Convert to fraction form
    20,239.24/30,362.37 = 6,198.94/x
  3. Step 3: Cross multiply
    20,239.24x = 30,362.37 × 6,198.94
  4. Step 4: Simplify right side
    20,239.24x = 188,214,509.89
  5. Step 5: Solve for x
    x = 188,214,509.89/20,239.24
  6. Step 6: Final answer
    x = 9,299.49

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1.5x scale

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.