Home / 17,072.10-23,568.78-11,795.28

Finding the Fourth Proportional to 17,072.10, 23,568.78 and 11,795.28

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Solution

The fourth proportional to 17,072.10, 23,568.78 and 11,795.28 is: 16,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.10 : 23,568.78 = 11,795.28 : x
  2. Step 2: Convert to fraction form
    17,072.10/23,568.78 = 11,795.28/x
  3. Step 3: Cross multiply
    17,072.10x = 23,568.78 × 11,795.28
  4. Step 4: Simplify right side
    17,072.10x = 278,000,359.36
  5. Step 5: Solve for x
    x = 278,000,359.36/17,072.10
  6. Step 6: Final answer
    x = 16,283.90

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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.