Home / 43,647.77-65,470.34-12,059.73

Finding the Fourth Proportional to 43,647.77, 65,470.34 and 12,059.73

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Solution

The fourth proportional to 43,647.77, 65,470.34 and 12,059.73 is: 18,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,647.77 : 65,470.34 = 12,059.73 : x
  2. Step 2: Convert to fraction form
    43,647.77/65,470.34 = 12,059.73/x
  3. Step 3: Cross multiply
    43,647.77x = 65,470.34 × 12,059.73
  4. Step 4: Simplify right side
    43,647.77x = 789,554,653.56
  5. Step 5: Solve for x
    x = 789,554,653.56/43,647.77
  6. Step 6: Final answer
    x = 18,089.23

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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.