Home / 13,982.36-19,295.58-7,694.36

Finding the Fourth Proportional to 13,982.36, 19,295.58 and 7,694.36

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Solution

The fourth proportional to 13,982.36, 19,295.58 and 7,694.36 is: 10,618.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.36 : 19,295.58 = 7,694.36 : x
  2. Step 2: Convert to fraction form
    13,982.36/19,295.58 = 7,694.36/x
  3. Step 3: Cross multiply
    13,982.36x = 19,295.58 × 7,694.36
  4. Step 4: Simplify right side
    13,982.36x = 148,467,138.93
  5. Step 5: Solve for x
    x = 148,467,138.93/13,982.36
  6. Step 6: Final answer
    x = 10,618.17

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1.5x scale

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.