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Finding the Fourth Proportional to 32,796.54, 49,188.74 and 8,781.14

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Solution

The fourth proportional to 32,796.54, 49,188.74 and 8,781.14 is: 13,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,796.54 : 49,188.74 = 8,781.14 : x
  2. Step 2: Convert to fraction form
    32,796.54/49,188.74 = 8,781.14/x
  3. Step 3: Cross multiply
    32,796.54x = 49,188.74 × 8,781.14
  4. Step 4: Simplify right side
    32,796.54x = 431,933,212.36
  5. Step 5: Solve for x
    x = 431,933,212.36/32,796.54
  6. Step 6: Final answer
    x = 13,170.08

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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.