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Finding the Fourth Proportional to 22,535.91, 33,797.78 and 8,486.96

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Solution

The fourth proportional to 22,535.91, 33,797.78 and 8,486.96 is: 12,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,535.91 : 33,797.78 = 8,486.96 : x
  2. Step 2: Convert to fraction form
    22,535.91/33,797.78 = 8,486.96/x
  3. Step 3: Cross multiply
    22,535.91x = 33,797.78 × 8,486.96
  4. Step 4: Simplify right side
    22,535.91x = 286,840,195.53
  5. Step 5: Solve for x
    x = 286,840,195.53/22,535.91
  6. Step 6: Final answer
    x = 12,728.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.