Home / 16,029.42-22,120.49-8,859.83

Finding the Fourth Proportional to 16,029.42, 22,120.49 and 8,859.83

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Solution

The fourth proportional to 16,029.42, 22,120.49 and 8,859.83 is: 12,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.42 : 22,120.49 = 8,859.83 : x
  2. Step 2: Convert to fraction form
    16,029.42/22,120.49 = 8,859.83/x
  3. Step 3: Cross multiply
    16,029.42x = 22,120.49 × 8,859.83
  4. Step 4: Simplify right side
    16,029.42x = 195,983,626.02
  5. Step 5: Solve for x
    x = 195,983,626.02/16,029.42
  6. Step 6: Final answer
    x = 12,226.50

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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.