Home / 33,688.94-50,533.20-8,728.92

Finding the Fourth Proportional to 33,688.94, 50,533.20 and 8,728.92

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Solution

The fourth proportional to 33,688.94, 50,533.20 and 8,728.92 is: 13,093.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.94 : 50,533.20 = 8,728.92 : x
  2. Step 2: Convert to fraction form
    33,688.94/50,533.20 = 8,728.92/x
  3. Step 3: Cross multiply
    33,688.94x = 50,533.20 × 8,728.92
  4. Step 4: Simplify right side
    33,688.94x = 441,100,408.30
  5. Step 5: Solve for x
    x = 441,100,408.30/33,688.94
  6. Step 6: Final answer
    x = 13,093.33

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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.