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Finding the Fourth Proportional to 32,372, 48,558.03 and 18,511.28

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Solution

The fourth proportional to 32,372, 48,558.03 and 18,511.28 is: 27,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,372 : 48,558.03 = 18,511.28 : x
  2. Step 2: Convert to fraction form
    32,372/48,558.03 = 18,511.28/x
  3. Step 3: Cross multiply
    32,372x = 48,558.03 × 18,511.28
  4. Step 4: Simplify right side
    32,372x = 898,871,289.58
  5. Step 5: Solve for x
    x = 898,871,289.58/32,372
  6. Step 6: Final answer
    x = 27,766.94

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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.