Home / 36,365.20-54,576.93-18,840.04

Finding the Fourth Proportional to 36,365.20, 54,576.93 and 18,840.04

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Solution

The fourth proportional to 36,365.20, 54,576.93 and 18,840.04 is: 28,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,365.20 : 54,576.93 = 18,840.04 : x
  2. Step 2: Convert to fraction form
    36,365.20/54,576.93 = 18,840.04/x
  3. Step 3: Cross multiply
    36,365.20x = 54,576.93 × 18,840.04
  4. Step 4: Simplify right side
    36,365.20x = 1,028,231,544.28
  5. Step 5: Solve for x
    x = 1,028,231,544.28/36,365.20
  6. Step 6: Final answer
    x = 28,275.15

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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.