Home / 28,786.50-43,182.23-8,010

Finding the Fourth Proportional to 28,786.50, 43,182.23 and 8,010

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Solution

The fourth proportional to 28,786.50, 43,182.23 and 8,010 is: 12,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786.50 : 43,182.23 = 8,010 : x
  2. Step 2: Convert to fraction form
    28,786.50/43,182.23 = 8,010/x
  3. Step 3: Cross multiply
    28,786.50x = 43,182.23 × 8,010
  4. Step 4: Simplify right side
    28,786.50x = 345,889,622.25
  5. Step 5: Solve for x
    x = 345,889,622.25/28,786.50
  6. Step 6: Final answer
    x = 12,015.69

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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.