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Finding the Fourth Proportional to 33,609.22, 50,416.43 and 8,649.52

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Solution

The fourth proportional to 33,609.22, 50,416.43 and 8,649.52 is: 12,974.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.22 : 50,416.43 = 8,649.52 : x
  2. Step 2: Convert to fraction form
    33,609.22/50,416.43 = 8,649.52/x
  3. Step 3: Cross multiply
    33,609.22x = 50,416.43 × 8,649.52
  4. Step 4: Simplify right side
    33,609.22x = 436,077,643.98
  5. Step 5: Solve for x
    x = 436,077,643.98/33,609.22
  6. Step 6: Final answer
    x = 12,974.94

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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.