Home / 19,984.69-27,578.72-11,032.19

Finding the Fourth Proportional to 19,984.69, 27,578.72 and 11,032.19

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Solution

The fourth proportional to 19,984.69, 27,578.72 and 11,032.19 is: 15,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.69 : 27,578.72 = 11,032.19 : x
  2. Step 2: Convert to fraction form
    19,984.69/27,578.72 = 11,032.19/x
  3. Step 3: Cross multiply
    19,984.69x = 27,578.72 × 11,032.19
  4. Step 4: Simplify right side
    19,984.69x = 304,253,679.00
  5. Step 5: Solve for x
    x = 304,253,679.00/19,984.69
  6. Step 6: Final answer
    x = 15,224.34

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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.