Home / 19,846.15-27,388.00-10,894.47

Finding the Fourth Proportional to 19,846.15, 27,388.00 and 10,894.47

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Solution

The fourth proportional to 19,846.15, 27,388.00 and 10,894.47 is: 15,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.15 : 27,388.00 = 10,894.47 : x
  2. Step 2: Convert to fraction form
    19,846.15/27,388.00 = 10,894.47/x
  3. Step 3: Cross multiply
    19,846.15x = 27,388.00 × 10,894.47
  4. Step 4: Simplify right side
    19,846.15x = 298,377,717.12
  5. Step 5: Solve for x
    x = 298,377,717.12/19,846.15
  6. Step 6: Final answer
    x = 15,034.54

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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.