Home / 19,837.70-27,375.11-10,884.98

Finding the Fourth Proportional to 19,837.70, 27,375.11 and 10,884.98

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Solution

The fourth proportional to 19,837.70, 27,375.11 and 10,884.98 is: 15,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.70 : 27,375.11 = 10,884.98 : x
  2. Step 2: Convert to fraction form
    19,837.70/27,375.11 = 10,884.98/x
  3. Step 3: Cross multiply
    19,837.70x = 27,375.11 × 10,884.98
  4. Step 4: Simplify right side
    19,837.70x = 297,977,524.85
  5. Step 5: Solve for x
    x = 297,977,524.85/19,837.70
  6. Step 6: Final answer
    x = 15,020.77

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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.