Home / 13,819.73-19,071.32-7,532.11

Finding the Fourth Proportional to 13,819.73, 19,071.32 and 7,532.11

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Solution

The fourth proportional to 13,819.73, 19,071.32 and 7,532.11 is: 10,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819.73 : 19,071.32 = 7,532.11 : x
  2. Step 2: Convert to fraction form
    13,819.73/19,071.32 = 7,532.11/x
  3. Step 3: Cross multiply
    13,819.73x = 19,071.32 × 7,532.11
  4. Step 4: Simplify right side
    13,819.73x = 143,647,280.09
  5. Step 5: Solve for x
    x = 143,647,280.09/13,819.73
  6. Step 6: Final answer
    x = 10,394.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.