Home / 16,269.25-22,451.70-8,817.25

Finding the Fourth Proportional to 16,269.25, 22,451.70 and 8,817.25

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Solution

The fourth proportional to 16,269.25, 22,451.70 and 8,817.25 is: 12,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269.25 : 22,451.70 = 8,817.25 : x
  2. Step 2: Convert to fraction form
    16,269.25/22,451.70 = 8,817.25/x
  3. Step 3: Cross multiply
    16,269.25x = 22,451.70 × 8,817.25
  4. Step 4: Simplify right side
    16,269.25x = 197,962,251.83
  5. Step 5: Solve for x
    x = 197,962,251.83/16,269.25
  6. Step 6: Final answer
    x = 12,167.88

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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.