Home / 20,044.96-27,661.86-11,092.72

Finding the Fourth Proportional to 20,044.96, 27,661.86 and 11,092.72

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Solution

The fourth proportional to 20,044.96, 27,661.86 and 11,092.72 is: 15,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.96 : 27,661.86 = 11,092.72 : x
  2. Step 2: Convert to fraction form
    20,044.96/27,661.86 = 11,092.72/x
  3. Step 3: Cross multiply
    20,044.96x = 27,661.86 × 11,092.72
  4. Step 4: Simplify right side
    20,044.96x = 306,845,267.66
  5. Step 5: Solve for x
    x = 306,845,267.66/20,044.96
  6. Step 6: Final answer
    x = 15,307.85

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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.