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Finding the Fourth Proportional to 19,364.42, 29,059.56 and 7,052.42

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Solution

The fourth proportional to 19,364.42, 29,059.56 and 7,052.42 is: 10,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.42 : 29,059.56 = 7,052.42 : x
  2. Step 2: Convert to fraction form
    19,364.42/29,059.56 = 7,052.42/x
  3. Step 3: Cross multiply
    19,364.42x = 29,059.56 × 7,052.42
  4. Step 4: Simplify right side
    19,364.42x = 204,940,222.14
  5. Step 5: Solve for x
    x = 204,940,222.14/19,364.42
  6. Step 6: Final answer
    x = 10,583.34

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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.