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Finding the Fourth Proportional to 17,297.82, 25,943.76 and 5,611.14

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Solution

The fourth proportional to 17,297.82, 25,943.76 and 5,611.14 is: 8,415.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.82 : 25,943.76 = 5,611.14 : x
  2. Step 2: Convert to fraction form
    17,297.82/25,943.76 = 5,611.14/x
  3. Step 3: Cross multiply
    17,297.82x = 25,943.76 × 5,611.14
  4. Step 4: Simplify right side
    17,297.82x = 145,574,069.49
  5. Step 5: Solve for x
    x = 145,574,069.49/17,297.82
  6. Step 6: Final answer
    x = 8,415.75

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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.