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Finding the Fourth Proportional to 33,444.95, 50,167.42 and 8,486.87

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Solution

The fourth proportional to 33,444.95, 50,167.42 and 8,486.87 is: 12,730.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,444.95 : 50,167.42 = 8,486.87 : x
  2. Step 2: Convert to fraction form
    33,444.95/50,167.42 = 8,486.87/x
  3. Step 3: Cross multiply
    33,444.95x = 50,167.42 × 8,486.87
  4. Step 4: Simplify right side
    33,444.95x = 425,764,099.72
  5. Step 5: Solve for x
    x = 425,764,099.72/33,444.95
  6. Step 6: Final answer
    x = 12,730.30

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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.