Home / 28,803.69-43,204.10-11,276.73

Finding the Fourth Proportional to 28,803.69, 43,204.10 and 11,276.73

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Solution

The fourth proportional to 28,803.69, 43,204.10 and 11,276.73 is: 16,914.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,803.69 : 43,204.10 = 11,276.73 : x
  2. Step 2: Convert to fraction form
    28,803.69/43,204.10 = 11,276.73/x
  3. Step 3: Cross multiply
    28,803.69x = 43,204.10 × 11,276.73
  4. Step 4: Simplify right side
    28,803.69x = 487,200,914.21
  5. Step 5: Solve for x
    x = 487,200,914.21/28,803.69
  6. Step 6: Final answer
    x = 16,914.53

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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.