Home / 45,015.87-67,523.84-11,735.85

Finding the Fourth Proportional to 45,015.87, 67,523.84 and 11,735.85

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Solution

The fourth proportional to 45,015.87, 67,523.84 and 11,735.85 is: 17,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,015.87 : 67,523.84 = 11,735.85 : x
  2. Step 2: Convert to fraction form
    45,015.87/67,523.84 = 11,735.85/x
  3. Step 3: Cross multiply
    45,015.87x = 67,523.84 × 11,735.85
  4. Step 4: Simplify right side
    45,015.87x = 792,449,598.98
  5. Step 5: Solve for x
    x = 792,449,598.98/45,015.87
  6. Step 6: Final answer
    x = 17,603.78

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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.