Home / 13,844.44-19,105.41-7,556.86

Finding the Fourth Proportional to 13,844.44, 19,105.41 and 7,556.86

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Solution

The fourth proportional to 13,844.44, 19,105.41 and 7,556.86 is: 10,428.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.44 : 19,105.41 = 7,556.86 : x
  2. Step 2: Convert to fraction form
    13,844.44/19,105.41 = 7,556.86/x
  3. Step 3: Cross multiply
    13,844.44x = 19,105.41 × 7,556.86
  4. Step 4: Simplify right side
    13,844.44x = 144,376,908.61
  5. Step 5: Solve for x
    x = 144,376,908.61/13,844.44
  6. Step 6: Final answer
    x = 10,428.51

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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.