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Finding the Fourth Proportional to 43,600, 60,168 and 23,728

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Solution

The fourth proportional to 43,600, 60,168 and 23,728 is: 32,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,600 : 60,168 = 23,728 : x
  2. Step 2: Convert to fraction form
    43,600/60,168 = 23,728/x
  3. Step 3: Cross multiply
    43,600x = 60,168 × 23,728
  4. Step 4: Simplify right side
    43,600x = 1,427,666,304
  5. Step 5: Solve for x
    x = 1,427,666,304/43,600
  6. Step 6: Final answer
    x = 32,744.64

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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.