Home / 36,614.34-54,858.83-19,986.05

Finding the Fourth Proportional to 36,614.34, 54,858.83 and 19,986.05

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Solution

The fourth proportional to 36,614.34, 54,858.83 and 19,986.05 is: 29,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,614.34 : 54,858.83 = 19,986.05 : x
  2. Step 2: Convert to fraction form
    36,614.34/54,858.83 = 19,986.05/x
  3. Step 3: Cross multiply
    36,614.34x = 54,858.83 × 19,986.05
  4. Step 4: Simplify right side
    36,614.34x = 1,096,411,356.54
  5. Step 5: Solve for x
    x = 1,096,411,356.54/36,614.34
  6. Step 6: Final answer
    x = 29,944.86

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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.