Home / 20,044.53-27,661.94-11,092.20

Finding the Fourth Proportional to 20,044.53, 27,661.94 and 11,092.20

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Solution

The fourth proportional to 20,044.53, 27,661.94 and 11,092.20 is: 15,307.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.53 : 27,661.94 = 11,092.20 : x
  2. Step 2: Convert to fraction form
    20,044.53/27,661.94 = 11,092.20/x
  3. Step 3: Cross multiply
    20,044.53x = 27,661.94 × 11,092.20
  4. Step 4: Simplify right side
    20,044.53x = 306,831,715.41
  5. Step 5: Solve for x
    x = 306,831,715.41/20,044.53
  6. Step 6: Final answer
    x = 15,307.50

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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.