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Finding the Fourth Proportional to 22,885.62, 34,328.46 and 8,086.44

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Solution

The fourth proportional to 22,885.62, 34,328.46 and 8,086.44 is: 12,129.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,885.62 : 34,328.46 = 8,086.44 : x
  2. Step 2: Convert to fraction form
    22,885.62/34,328.46 = 8,086.44/x
  3. Step 3: Cross multiply
    22,885.62x = 34,328.46 × 8,086.44
  4. Step 4: Simplify right side
    22,885.62x = 277,595,032.08
  5. Step 5: Solve for x
    x = 277,595,032.08/22,885.62
  6. Step 6: Final answer
    x = 12,129.67

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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.