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Finding the Fourth Proportional to 32,620.61, 48,938.81 and 23,237.16

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Solution

The fourth proportional to 32,620.61, 48,938.81 and 23,237.16 is: 34,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,620.61 : 48,938.81 = 23,237.16 : x
  2. Step 2: Convert to fraction form
    32,620.61/48,938.81 = 23,237.16/x
  3. Step 3: Cross multiply
    32,620.61x = 48,938.81 × 23,237.16
  4. Step 4: Simplify right side
    32,620.61x = 1,137,198,841.99
  5. Step 5: Solve for x
    x = 1,137,198,841.99/32,620.61
  6. Step 6: Final answer
    x = 34,861.37

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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.