Home / 16,269.19-22,451.51-8,817.19

Finding the Fourth Proportional to 16,269.19, 22,451.51 and 8,817.19

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Solution

The fourth proportional to 16,269.19, 22,451.51 and 8,817.19 is: 12,167.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269.19 : 22,451.51 = 8,817.19 : x
  2. Step 2: Convert to fraction form
    16,269.19/22,451.51 = 8,817.19/x
  3. Step 3: Cross multiply
    16,269.19x = 22,451.51 × 8,817.19
  4. Step 4: Simplify right side
    16,269.19x = 197,959,195.37
  5. Step 5: Solve for x
    x = 197,959,195.37/16,269.19
  6. Step 6: Final answer
    x = 12,167.74

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Half scale
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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.