Home / 33,716.16-50,579.72-12,657.86

Finding the Fourth Proportional to 33,716.16, 50,579.72 and 12,657.86

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Solution

The fourth proportional to 33,716.16, 50,579.72 and 12,657.86 is: 18,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716.16 : 50,579.72 = 12,657.86 : x
  2. Step 2: Convert to fraction form
    33,716.16/50,579.72 = 12,657.86/x
  3. Step 3: Cross multiply
    33,716.16x = 50,579.72 × 12,657.86
  4. Step 4: Simplify right side
    33,716.16x = 640,230,698.41
  5. Step 5: Solve for x
    x = 640,230,698.41/33,716.16
  6. Step 6: Final answer
    x = 18,988.84

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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.