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Finding the Fourth Proportional to 33,518.62, 50,277.88 and 8,558.67

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Solution

The fourth proportional to 33,518.62, 50,277.88 and 8,558.67 is: 12,837.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.62 : 50,277.88 = 8,558.67 : x
  2. Step 2: Convert to fraction form
    33,518.62/50,277.88 = 8,558.67/x
  3. Step 3: Cross multiply
    33,518.62x = 50,277.88 × 8,558.67
  4. Step 4: Simplify right side
    33,518.62x = 430,311,761.82
  5. Step 5: Solve for x
    x = 430,311,761.82/33,518.62
  6. Step 6: Final answer
    x = 12,837.99

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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.