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Finding the Fourth Proportional to 33,457.95, 50,186.94 and 8,499.87

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Solution

The fourth proportional to 33,457.95, 50,186.94 and 8,499.87 is: 12,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457.95 : 50,186.94 = 8,499.87 : x
  2. Step 2: Convert to fraction form
    33,457.95/50,186.94 = 8,499.87/x
  3. Step 3: Cross multiply
    33,457.95x = 50,186.94 × 8,499.87
  4. Step 4: Simplify right side
    33,457.95x = 426,582,465.70
  5. Step 5: Solve for x
    x = 426,582,465.70/33,457.95
  6. Step 6: Final answer
    x = 12,749.81

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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.