Home / 36,623.74-54,941.09-13,255.64

Finding the Fourth Proportional to 36,623.74, 54,941.09 and 13,255.64

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Solution

The fourth proportional to 36,623.74, 54,941.09 and 13,255.64 is: 19,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,623.74 : 54,941.09 = 13,255.64 : x
  2. Step 2: Convert to fraction form
    36,623.74/54,941.09 = 13,255.64/x
  3. Step 3: Cross multiply
    36,623.74x = 54,941.09 × 13,255.64
  4. Step 4: Simplify right side
    36,623.74x = 728,279,310.25
  5. Step 5: Solve for x
    x = 728,279,310.25/36,623.74
  6. Step 6: Final answer
    x = 19,885.45

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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.