Home / 30,993.36-46,485.18-11,269.05

Finding the Fourth Proportional to 30,993.36, 46,485.18 and 11,269.05

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Solution

The fourth proportional to 30,993.36, 46,485.18 and 11,269.05 is: 16,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,993.36 : 46,485.18 = 11,269.05 : x
  2. Step 2: Convert to fraction form
    30,993.36/46,485.18 = 11,269.05/x
  3. Step 3: Cross multiply
    30,993.36x = 46,485.18 × 11,269.05
  4. Step 4: Simplify right side
    30,993.36x = 523,843,817.68
  5. Step 5: Solve for x
    x = 523,843,817.68/30,993.36
  6. Step 6: Final answer
    x = 16,901.81

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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.