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Finding the Fourth Proportional to 33,241.08, 49,861.74 and 8,281.10

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Solution

The fourth proportional to 33,241.08, 49,861.74 and 8,281.10 is: 12,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,241.08 : 49,861.74 = 8,281.10 : x
  2. Step 2: Convert to fraction form
    33,241.08/49,861.74 = 8,281.10/x
  3. Step 3: Cross multiply
    33,241.08x = 49,861.74 × 8,281.10
  4. Step 4: Simplify right side
    33,241.08x = 412,910,055.11
  5. Step 5: Solve for x
    x = 412,910,055.11/33,241.08
  6. Step 6: Final answer
    x = 12,421.68

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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.