Home / 18,562.57-27,782.70-15,996.49

Finding the Fourth Proportional to 18,562.57, 27,782.70 and 15,996.49

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Solution

The fourth proportional to 18,562.57, 27,782.70 and 15,996.49 is: 23,942.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.57 : 27,782.70 = 15,996.49 : x
  2. Step 2: Convert to fraction form
    18,562.57/27,782.70 = 15,996.49/x
  3. Step 3: Cross multiply
    18,562.57x = 27,782.70 × 15,996.49
  4. Step 4: Simplify right side
    18,562.57x = 444,425,682.72
  5. Step 5: Solve for x
    x = 444,425,682.72/18,562.57
  6. Step 6: Final answer
    x = 23,942.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.