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Finding the Fourth Proportional to 17,258.67, 25,879.91 and 7,896.03

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Solution

The fourth proportional to 17,258.67, 25,879.91 and 7,896.03 is: 11,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,258.67 : 25,879.91 = 7,896.03 : x
  2. Step 2: Convert to fraction form
    17,258.67/25,879.91 = 7,896.03/x
  3. Step 3: Cross multiply
    17,258.67x = 25,879.91 × 7,896.03
  4. Step 4: Simplify right side
    17,258.67x = 204,348,506.28
  5. Step 5: Solve for x
    x = 204,348,506.28/17,258.67
  6. Step 6: Final answer
    x = 11,840.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.