Home / 43,901.48-65,849.92-12,313.73

Finding the Fourth Proportional to 43,901.48, 65,849.92 and 12,313.73

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Solution

The fourth proportional to 43,901.48, 65,849.92 and 12,313.73 is: 18,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,901.48 : 65,849.92 = 12,313.73 : x
  2. Step 2: Convert to fraction form
    43,901.48/65,849.92 = 12,313.73/x
  3. Step 3: Cross multiply
    43,901.48x = 65,849.92 × 12,313.73
  4. Step 4: Simplify right side
    43,901.48x = 810,858,269.24
  5. Step 5: Solve for x
    x = 810,858,269.24/43,901.48
  6. Step 6: Final answer
    x = 18,469.95

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1.5x scale

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.