Home / 20,044.79-27,661.39-11,092.29

Finding the Fourth Proportional to 20,044.79, 27,661.39 and 11,092.29

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Solution

The fourth proportional to 20,044.79, 27,661.39 and 11,092.29 is: 15,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.79 : 27,661.39 = 11,092.29 : x
  2. Step 2: Convert to fraction form
    20,044.79/27,661.39 = 11,092.29/x
  3. Step 3: Cross multiply
    20,044.79x = 27,661.39 × 11,092.29
  4. Step 4: Simplify right side
    20,044.79x = 306,828,021.38
  5. Step 5: Solve for x
    x = 306,828,021.38/20,044.79
  6. Step 6: Final answer
    x = 15,307.12

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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.