Home / 43,571.86-65,350.94-11,984.29

Finding the Fourth Proportional to 43,571.86, 65,350.94 and 11,984.29

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Solution

The fourth proportional to 43,571.86, 65,350.94 and 11,984.29 is: 17,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,571.86 : 65,350.94 = 11,984.29 : x
  2. Step 2: Convert to fraction form
    43,571.86/65,350.94 = 11,984.29/x
  3. Step 3: Cross multiply
    43,571.86x = 65,350.94 × 11,984.29
  4. Step 4: Simplify right side
    43,571.86x = 783,184,393.43
  5. Step 5: Solve for x
    x = 783,184,393.43/43,571.86
  6. Step 6: Final answer
    x = 17,974.55

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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.