Home / 19,849.04-27,390.11-10,896.51

Finding the Fourth Proportional to 19,849.04, 27,390.11 and 10,896.51

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Solution

The fourth proportional to 19,849.04, 27,390.11 and 10,896.51 is: 15,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.04 : 27,390.11 = 10,896.51 : x
  2. Step 2: Convert to fraction form
    19,849.04/27,390.11 = 10,896.51/x
  3. Step 3: Cross multiply
    19,849.04x = 27,390.11 × 10,896.51
  4. Step 4: Simplify right side
    19,849.04x = 298,456,553.03
  5. Step 5: Solve for x
    x = 298,456,553.03/19,849.04
  6. Step 6: Final answer
    x = 15,036.33

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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.