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Finding the Fourth Proportional to 17,100.66, 25,679.37 and 10,568.37

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Solution

The fourth proportional to 17,100.66, 25,679.37 and 10,568.37 is: 15,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100.66 : 25,679.37 = 10,568.37 : x
  2. Step 2: Convert to fraction form
    17,100.66/25,679.37 = 10,568.37/x
  3. Step 3: Cross multiply
    17,100.66x = 25,679.37 × 10,568.37
  4. Step 4: Simplify right side
    17,100.66x = 271,389,219.46
  5. Step 5: Solve for x
    x = 271,389,219.46/17,100.66
  6. Step 6: Final answer
    x = 15,870.10

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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.