Home / 19,825.44-27,359.49-10,872.41

Finding the Fourth Proportional to 19,825.44, 27,359.49 and 10,872.41

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Solution

The fourth proportional to 19,825.44, 27,359.49 and 10,872.41 is: 15,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.44 : 27,359.49 = 10,872.41 : x
  2. Step 2: Convert to fraction form
    19,825.44/27,359.49 = 10,872.41/x
  3. Step 3: Cross multiply
    19,825.44x = 27,359.49 × 10,872.41
  4. Step 4: Simplify right side
    19,825.44x = 297,463,455.87
  5. Step 5: Solve for x
    x = 297,463,455.87/19,825.44
  6. Step 6: Final answer
    x = 15,004.13

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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.