Home / 18,552.36-27,791.43-11,152.74

Finding the Fourth Proportional to 18,552.36, 27,791.43 and 11,152.74

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Solution

The fourth proportional to 18,552.36, 27,791.43 and 11,152.74 is: 16,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.36 : 27,791.43 = 11,152.74 : x
  2. Step 2: Convert to fraction form
    18,552.36/27,791.43 = 11,152.74/x
  3. Step 3: Cross multiply
    18,552.36x = 27,791.43 × 11,152.74
  4. Step 4: Simplify right side
    18,552.36x = 309,950,593.02
  5. Step 5: Solve for x
    x = 309,950,593.02/18,552.36
  6. Step 6: Final answer
    x = 16,706.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.