Home / 19,846.85-27,388.55-10,894.51

Finding the Fourth Proportional to 19,846.85, 27,388.55 and 10,894.51

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Solution

The fourth proportional to 19,846.85, 27,388.55 and 10,894.51 is: 15,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.85 : 27,388.55 = 10,894.51 : x
  2. Step 2: Convert to fraction form
    19,846.85/27,388.55 = 10,894.51/x
  3. Step 3: Cross multiply
    19,846.85x = 27,388.55 × 10,894.51
  4. Step 4: Simplify right side
    19,846.85x = 298,384,790.63
  5. Step 5: Solve for x
    x = 298,384,790.63/19,846.85
  6. Step 6: Final answer
    x = 15,034.36

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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.