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Finding the Fourth Proportional to 17,232.34, 25,815.03 and 10,099.28

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Solution

The fourth proportional to 17,232.34, 25,815.03 and 10,099.28 is: 15,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,232.34 : 25,815.03 = 10,099.28 : x
  2. Step 2: Convert to fraction form
    17,232.34/25,815.03 = 10,099.28/x
  3. Step 3: Cross multiply
    17,232.34x = 25,815.03 × 10,099.28
  4. Step 4: Simplify right side
    17,232.34x = 260,713,087.10
  5. Step 5: Solve for x
    x = 260,713,087.10/17,232.34
  6. Step 6: Final answer
    x = 15,129.30

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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.