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Finding the Fourth Proportional to 32,493.72, 48,650.60 and 16,664.60

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Solution

The fourth proportional to 32,493.72, 48,650.60 and 16,664.60 is: 24,950.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,493.72 : 48,650.60 = 16,664.60 : x
  2. Step 2: Convert to fraction form
    32,493.72/48,650.60 = 16,664.60/x
  3. Step 3: Cross multiply
    32,493.72x = 48,650.60 × 16,664.60
  4. Step 4: Simplify right side
    32,493.72x = 810,742,788.76
  5. Step 5: Solve for x
    x = 810,742,788.76/32,493.72
  6. Step 6: Final answer
    x = 24,950.75

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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.