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Finding the Fourth Proportional to 32,558.61, 48,800.10 and 14,991.54

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Solution

The fourth proportional to 32,558.61, 48,800.10 and 14,991.54 is: 22,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,558.61 : 48,800.10 = 14,991.54 : x
  2. Step 2: Convert to fraction form
    32,558.61/48,800.10 = 14,991.54/x
  3. Step 3: Cross multiply
    32,558.61x = 48,800.10 × 14,991.54
  4. Step 4: Simplify right side
    32,558.61x = 731,588,651.15
  5. Step 5: Solve for x
    x = 731,588,651.15/32,558.61
  6. Step 6: Final answer
    x = 22,469.90

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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.