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Finding the Fourth Proportional to 33,468.89, 50,203.06 and 8,509.01

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Solution

The fourth proportional to 33,468.89, 50,203.06 and 8,509.01 is: 12,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,468.89 : 50,203.06 = 8,509.01 : x
  2. Step 2: Convert to fraction form
    33,468.89/50,203.06 = 8,509.01/x
  3. Step 3: Cross multiply
    33,468.89x = 50,203.06 × 8,509.01
  4. Step 4: Simplify right side
    33,468.89x = 427,178,067.28
  5. Step 5: Solve for x
    x = 427,178,067.28/33,468.89
  6. Step 6: Final answer
    x = 12,763.44

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Double scale
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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.