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Finding the Fourth Proportional to 32,239.92, 48,361.56 and 8,865.84

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Solution

The fourth proportional to 32,239.92, 48,361.56 and 8,865.84 is: 13,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,239.92 : 48,361.56 = 8,865.84 : x
  2. Step 2: Convert to fraction form
    32,239.92/48,361.56 = 8,865.84/x
  3. Step 3: Cross multiply
    32,239.92x = 48,361.56 × 8,865.84
  4. Step 4: Simplify right side
    32,239.92x = 428,765,853.11
  5. Step 5: Solve for x
    x = 428,765,853.11/32,239.92
  6. Step 6: Final answer
    x = 13,299.22

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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.