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Finding the Fourth Proportional to 29,679, 40,957.11 and 16,250.37

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Solution

The fourth proportional to 29,679, 40,957.11 and 16,250.37 is: 22,425.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679 : 40,957.11 = 16,250.37 : x
  2. Step 2: Convert to fraction form
    29,679/40,957.11 = 16,250.37/x
  3. Step 3: Cross multiply
    29,679x = 40,957.11 × 16,250.37
  4. Step 4: Simplify right side
    29,679x = 665,568,191.63
  5. Step 5: Solve for x
    x = 665,568,191.63/29,679
  6. Step 6: Final answer
    x = 22,425.56

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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.