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Finding the Fourth Proportional to 32,610.39, 48,916.32 and 18,469.37

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Solution

The fourth proportional to 32,610.39, 48,916.32 and 18,469.37 is: 27,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,610.39 : 48,916.32 = 18,469.37 : x
  2. Step 2: Convert to fraction form
    32,610.39/48,916.32 = 18,469.37/x
  3. Step 3: Cross multiply
    32,610.39x = 48,916.32 × 18,469.37
  4. Step 4: Simplify right side
    32,610.39x = 903,453,613.12
  5. Step 5: Solve for x
    x = 903,453,613.12/32,610.39
  6. Step 6: Final answer
    x = 27,704.47

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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.