Home / 19,984.87-27,579.13-11,032.38

Finding the Fourth Proportional to 19,984.87, 27,579.13 and 11,032.38

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Solution

The fourth proportional to 19,984.87, 27,579.13 and 11,032.38 is: 15,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.87 : 27,579.13 = 11,032.38 : x
  2. Step 2: Convert to fraction form
    19,984.87/27,579.13 = 11,032.38/x
  3. Step 3: Cross multiply
    19,984.87x = 27,579.13 × 11,032.38
  4. Step 4: Simplify right side
    19,984.87x = 304,263,414.65
  5. Step 5: Solve for x
    x = 304,263,414.65/19,984.87
  6. Step 6: Final answer
    x = 15,224.69

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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.