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Finding the Fourth Proportional to 26,640.03, 39,916.12 and 23,893.31

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Solution

The fourth proportional to 26,640.03, 39,916.12 and 23,893.31 is: 35,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.03 : 39,916.12 = 23,893.31 : x
  2. Step 2: Convert to fraction form
    26,640.03/39,916.12 = 23,893.31/x
  3. Step 3: Cross multiply
    26,640.03x = 39,916.12 × 23,893.31
  4. Step 4: Simplify right side
    26,640.03x = 953,727,969.84
  5. Step 5: Solve for x
    x = 953,727,969.84/26,640.03
  6. Step 6: Final answer
    x = 35,800.56

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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.