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Finding the Fourth Proportional to 43,510, 60,043.80 and 23,638

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Solution

The fourth proportional to 43,510, 60,043.80 and 23,638 is: 32,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,510 : 60,043.80 = 23,638 : x
  2. Step 2: Convert to fraction form
    43,510/60,043.80 = 23,638/x
  3. Step 3: Cross multiply
    43,510x = 60,043.80 × 23,638
  4. Step 4: Simplify right side
    43,510x = 1,419,315,344.40
  5. Step 5: Solve for x
    x = 1,419,315,344.40/43,510
  6. Step 6: Final answer
    x = 32,620.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.