Home / 19,837.43-27,375.62-10,885.04

Finding the Fourth Proportional to 19,837.43, 27,375.62 and 10,885.04

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Solution

The fourth proportional to 19,837.43, 27,375.62 and 10,885.04 is: 15,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.43 : 27,375.62 = 10,885.04 : x
  2. Step 2: Convert to fraction form
    19,837.43/27,375.62 = 10,885.04/x
  3. Step 3: Cross multiply
    19,837.43x = 27,375.62 × 10,885.04
  4. Step 4: Simplify right side
    19,837.43x = 297,984,732.74
  5. Step 5: Solve for x
    x = 297,984,732.74/19,837.43
  6. Step 6: Final answer
    x = 15,021.34

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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.