Home / 17,391.09-23,996.21-11,020.17

Finding the Fourth Proportional to 17,391.09, 23,996.21 and 11,020.17

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Solution

The fourth proportional to 17,391.09, 23,996.21 and 11,020.17 is: 15,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.09 : 23,996.21 = 11,020.17 : x
  2. Step 2: Convert to fraction form
    17,391.09/23,996.21 = 11,020.17/x
  3. Step 3: Cross multiply
    17,391.09x = 23,996.21 × 11,020.17
  4. Step 4: Simplify right side
    17,391.09x = 264,442,258.45
  5. Step 5: Solve for x
    x = 264,442,258.45/17,391.09
  6. Step 6: Final answer
    x = 15,205.62

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1.5x scale

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.