Home / 28,821.07-43,216.64-11,046.48

Finding the Fourth Proportional to 28,821.07, 43,216.64 and 11,046.48

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Solution

The fourth proportional to 28,821.07, 43,216.64 and 11,046.48 is: 16,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,821.07 : 43,216.64 = 11,046.48 : x
  2. Step 2: Convert to fraction form
    28,821.07/43,216.64 = 11,046.48/x
  3. Step 3: Cross multiply
    28,821.07x = 43,216.64 × 11,046.48
  4. Step 4: Simplify right side
    28,821.07x = 477,391,573.56
  5. Step 5: Solve for x
    x = 477,391,573.56/28,821.07
  6. Step 6: Final answer
    x = 16,563.98

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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.