Home / 36,376.43-54,542.67-13,888.60

Finding the Fourth Proportional to 36,376.43, 54,542.67 and 13,888.60

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Solution

The fourth proportional to 36,376.43, 54,542.67 and 13,888.60 is: 20,824.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,376.43 : 54,542.67 = 13,888.60 : x
  2. Step 2: Convert to fraction form
    36,376.43/54,542.67 = 13,888.60/x
  3. Step 3: Cross multiply
    36,376.43x = 54,542.67 × 13,888.60
  4. Step 4: Simplify right side
    36,376.43x = 757,521,138.12
  5. Step 5: Solve for x
    x = 757,521,138.12/36,376.43
  6. Step 6: Final answer
    x = 20,824.51

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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.