Home / 23,147.14-34,705.99-19,638.36

Finding the Fourth Proportional to 23,147.14, 34,705.99 and 19,638.36

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Solution

The fourth proportional to 23,147.14, 34,705.99 and 19,638.36 is: 29,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.14 : 34,705.99 = 19,638.36 : x
  2. Step 2: Convert to fraction form
    23,147.14/34,705.99 = 19,638.36/x
  3. Step 3: Cross multiply
    23,147.14x = 34,705.99 × 19,638.36
  4. Step 4: Simplify right side
    23,147.14x = 681,568,725.78
  5. Step 5: Solve for x
    x = 681,568,725.78/23,147.14
  6. Step 6: Final answer
    x = 29,445.05

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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.