Home / 19,824.41-27,357.66-10,872.06

Finding the Fourth Proportional to 19,824.41, 27,357.66 and 10,872.06

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Solution

The fourth proportional to 19,824.41, 27,357.66 and 10,872.06 is: 15,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.41 : 27,357.66 = 10,872.06 : x
  2. Step 2: Convert to fraction form
    19,824.41/27,357.66 = 10,872.06/x
  3. Step 3: Cross multiply
    19,824.41x = 27,357.66 × 10,872.06
  4. Step 4: Simplify right side
    19,824.41x = 297,434,120.98
  5. Step 5: Solve for x
    x = 297,434,120.98/19,824.41
  6. Step 6: Final answer
    x = 15,003.43

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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.