Home / 28,736.50-43,104.76-9,016.60

Finding the Fourth Proportional to 28,736.50, 43,104.76 and 9,016.60

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Solution

The fourth proportional to 28,736.50, 43,104.76 and 9,016.60 is: 13,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736.50 : 43,104.76 = 9,016.60 : x
  2. Step 2: Convert to fraction form
    28,736.50/43,104.76 = 9,016.60/x
  3. Step 3: Cross multiply
    28,736.50x = 43,104.76 × 9,016.60
  4. Step 4: Simplify right side
    28,736.50x = 388,658,379.02
  5. Step 5: Solve for x
    x = 388,658,379.02/28,736.50
  6. Step 6: Final answer
    x = 13,524.90

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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.