Home / 36,579.24-54,871.42-15,516.89

Finding the Fourth Proportional to 36,579.24, 54,871.42 and 15,516.89

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Solution

The fourth proportional to 36,579.24, 54,871.42 and 15,516.89 is: 23,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.24 : 54,871.42 = 15,516.89 : x
  2. Step 2: Convert to fraction form
    36,579.24/54,871.42 = 15,516.89/x
  3. Step 3: Cross multiply
    36,579.24x = 54,871.42 × 15,516.89
  4. Step 4: Simplify right side
    36,579.24x = 851,433,728.89
  5. Step 5: Solve for x
    x = 851,433,728.89/36,579.24
  6. Step 6: Final answer
    x = 23,276.42

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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.