Home / 30,992.96-46,463.24-13,449.60

Finding the Fourth Proportional to 30,992.96, 46,463.24 and 13,449.60

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Solution

The fourth proportional to 30,992.96, 46,463.24 and 13,449.60 is: 20,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,992.96 : 46,463.24 = 13,449.60 : x
  2. Step 2: Convert to fraction form
    30,992.96/46,463.24 = 13,449.60/x
  3. Step 3: Cross multiply
    30,992.96x = 46,463.24 × 13,449.60
  4. Step 4: Simplify right side
    30,992.96x = 624,911,992.70
  5. Step 5: Solve for x
    x = 624,911,992.70/30,992.96
  6. Step 6: Final answer
    x = 20,163.03

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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.