Home / 19,852.36-27,396.31-10,900.44

Finding the Fourth Proportional to 19,852.36, 27,396.31 and 10,900.44

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Solution

The fourth proportional to 19,852.36, 27,396.31 and 10,900.44 is: 15,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,852.36 : 27,396.31 = 10,900.44 : x
  2. Step 2: Convert to fraction form
    19,852.36/27,396.31 = 10,900.44/x
  3. Step 3: Cross multiply
    19,852.36x = 27,396.31 × 10,900.44
  4. Step 4: Simplify right side
    19,852.36x = 298,631,833.38
  5. Step 5: Solve for x
    x = 298,631,833.38/19,852.36
  6. Step 6: Final answer
    x = 15,042.64

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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.