Home / 14,650.26-20,198.32-9,335.85

Finding the Fourth Proportional to 14,650.26, 20,198.32 and 9,335.85

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Solution

The fourth proportional to 14,650.26, 20,198.32 and 9,335.85 is: 12,871.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.26 : 20,198.32 = 9,335.85 : x
  2. Step 2: Convert to fraction form
    14,650.26/20,198.32 = 9,335.85/x
  3. Step 3: Cross multiply
    14,650.26x = 20,198.32 × 9,335.85
  4. Step 4: Simplify right side
    14,650.26x = 188,568,485.77
  5. Step 5: Solve for x
    x = 188,568,485.77/14,650.26
  6. Step 6: Final answer
    x = 12,871.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.