Home / 16,003.80-22,084.43-8,928.85

Finding the Fourth Proportional to 16,003.80, 22,084.43 and 8,928.85

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Solution

The fourth proportional to 16,003.80, 22,084.43 and 8,928.85 is: 12,321.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,003.80 : 22,084.43 = 8,928.85 : x
  2. Step 2: Convert to fraction form
    16,003.80/22,084.43 = 8,928.85/x
  3. Step 3: Cross multiply
    16,003.80x = 22,084.43 × 8,928.85
  4. Step 4: Simplify right side
    16,003.80x = 197,188,562.81
  5. Step 5: Solve for x
    x = 197,188,562.81/16,003.80
  6. Step 6: Final answer
    x = 12,321.36

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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.