Home / 36,941.46-55,420.30-11,984.03

Finding the Fourth Proportional to 36,941.46, 55,420.30 and 11,984.03

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Solution

The fourth proportional to 36,941.46, 55,420.30 and 11,984.03 is: 17,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,941.46 : 55,420.30 = 11,984.03 : x
  2. Step 2: Convert to fraction form
    36,941.46/55,420.30 = 11,984.03/x
  3. Step 3: Cross multiply
    36,941.46x = 55,420.30 × 11,984.03
  4. Step 4: Simplify right side
    36,941.46x = 664,158,727.84
  5. Step 5: Solve for x
    x = 664,158,727.84/36,941.46
  6. Step 6: Final answer
    x = 17,978.68

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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.