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Finding the Fourth Proportional to 32,965.26, 49,447.44 and 8,005.50

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Solution

The fourth proportional to 32,965.26, 49,447.44 and 8,005.50 is: 12,008.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.26 : 49,447.44 = 8,005.50 : x
  2. Step 2: Convert to fraction form
    32,965.26/49,447.44 = 8,005.50/x
  3. Step 3: Cross multiply
    32,965.26x = 49,447.44 × 8,005.50
  4. Step 4: Simplify right side
    32,965.26x = 395,851,480.92
  5. Step 5: Solve for x
    x = 395,851,480.92/32,965.26
  6. Step 6: Final answer
    x = 12,008.14

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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.