Home / 18,344.07-27,512.25-5,192.91

Finding the Fourth Proportional to 18,344.07, 27,512.25 and 5,192.91

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Solution

The fourth proportional to 18,344.07, 27,512.25 and 5,192.91 is: 7,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.07 : 27,512.25 = 5,192.91 : x
  2. Step 2: Convert to fraction form
    18,344.07/27,512.25 = 5,192.91/x
  3. Step 3: Cross multiply
    18,344.07x = 27,512.25 × 5,192.91
  4. Step 4: Simplify right side
    18,344.07x = 142,868,500.59
  5. Step 5: Solve for x
    x = 142,868,500.59/18,344.07
  6. Step 6: Final answer
    x = 7,788.27

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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.