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Finding the Fourth Proportional to 69,608.28, 104,412.42 and 17,017.14

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Solution

The fourth proportional to 69,608.28, 104,412.42 and 17,017.14 is: 25,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,608.28 : 104,412.42 = 17,017.14 : x
  2. Step 2: Convert to fraction form
    69,608.28/104,412.42 = 17,017.14/x
  3. Step 3: Cross multiply
    69,608.28x = 104,412.42 × 17,017.14
  4. Step 4: Simplify right side
    69,608.28x = 1,776,800,768.88
  5. Step 5: Solve for x
    x = 1,776,800,768.88/69,608.28
  6. Step 6: Final answer
    x = 25,525.71

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Similar ratio
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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.