Home / 36,197.89-54,312.33-18,680.02

Finding the Fourth Proportional to 36,197.89, 54,312.33 and 18,680.02

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Solution

The fourth proportional to 36,197.89, 54,312.33 and 18,680.02 is: 28,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.89 : 54,312.33 = 18,680.02 : x
  2. Step 2: Convert to fraction form
    36,197.89/54,312.33 = 18,680.02/x
  3. Step 3: Cross multiply
    36,197.89x = 54,312.33 × 18,680.02
  4. Step 4: Simplify right side
    36,197.89x = 1,014,555,410.65
  5. Step 5: Solve for x
    x = 1,014,555,410.65/36,197.89
  6. Step 6: Final answer
    x = 28,028.03

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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.