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Finding the Fourth Proportional to 25,796.97, 38,696.18 and 7,328.97

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Solution

The fourth proportional to 25,796.97, 38,696.18 and 7,328.97 is: 10,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796.97 : 38,696.18 = 7,328.97 : x
  2. Step 2: Convert to fraction form
    25,796.97/38,696.18 = 7,328.97/x
  3. Step 3: Cross multiply
    25,796.97x = 38,696.18 × 7,328.97
  4. Step 4: Simplify right side
    25,796.97x = 283,603,105.69
  5. Step 5: Solve for x
    x = 283,603,105.69/25,796.97
  6. Step 6: Final answer
    x = 10,993.66

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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.