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Finding the Fourth Proportional to 33,270.84, 49,906.62 and 8,646.84

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Solution

The fourth proportional to 33,270.84, 49,906.62 and 8,646.84 is: 12,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,270.84 : 49,906.62 = 8,646.84 : x
  2. Step 2: Convert to fraction form
    33,270.84/49,906.62 = 8,646.84/x
  3. Step 3: Cross multiply
    33,270.84x = 49,906.62 × 8,646.84
  4. Step 4: Simplify right side
    33,270.84x = 431,534,558.08
  5. Step 5: Solve for x
    x = 431,534,558.08/33,270.84
  6. Step 6: Final answer
    x = 12,970.35

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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.