Home / 36,616.64-54,911.92-15,828.80

Finding the Fourth Proportional to 36,616.64, 54,911.92 and 15,828.80

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Solution

The fourth proportional to 36,616.64, 54,911.92 and 15,828.80 is: 23,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,616.64 : 54,911.92 = 15,828.80 : x
  2. Step 2: Convert to fraction form
    36,616.64/54,911.92 = 15,828.80/x
  3. Step 3: Cross multiply
    36,616.64x = 54,911.92 × 15,828.80
  4. Step 4: Simplify right side
    36,616.64x = 869,189,799.30
  5. Step 5: Solve for x
    x = 869,189,799.30/36,616.64
  6. Step 6: Final answer
    x = 23,737.56

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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.