Home / 12,734.31-19,097.57-4,412.38

Finding the Fourth Proportional to 12,734.31, 19,097.57 and 4,412.38

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Solution

The fourth proportional to 12,734.31, 19,097.57 and 4,412.38 is: 6,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.31 : 19,097.57 = 4,412.38 : x
  2. Step 2: Convert to fraction form
    12,734.31/19,097.57 = 4,412.38/x
  3. Step 3: Cross multiply
    12,734.31x = 19,097.57 × 4,412.38
  4. Step 4: Simplify right side
    12,734.31x = 84,265,735.92
  5. Step 5: Solve for x
    x = 84,265,735.92/12,734.31
  6. Step 6: Final answer
    x = 6,617.22

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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.