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Finding the Fourth Proportional to 16,993, 23,440.18 and 10,694.44

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Solution

The fourth proportional to 16,993, 23,440.18 and 10,694.44 is: 14,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993 : 23,440.18 = 10,694.44 : x
  2. Step 2: Convert to fraction form
    16,993/23,440.18 = 10,694.44/x
  3. Step 3: Cross multiply
    16,993x = 23,440.18 × 10,694.44
  4. Step 4: Simplify right side
    16,993x = 250,679,598.60
  5. Step 5: Solve for x
    x = 250,679,598.60/16,993
  6. Step 6: Final answer
    x = 14,751.93

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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.