Home / 49,028-73,449.12-28,977.44

Finding the Fourth Proportional to 49,028, 73,449.12 and 28,977.44

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Solution

The fourth proportional to 49,028, 73,449.12 and 28,977.44 is: 43,411.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,028 : 73,449.12 = 28,977.44 : x
  2. Step 2: Convert to fraction form
    49,028/73,449.12 = 28,977.44/x
  3. Step 3: Cross multiply
    49,028x = 73,449.12 × 28,977.44
  4. Step 4: Simplify right side
    49,028x = 2,128,367,467.85
  5. Step 5: Solve for x
    x = 2,128,367,467.85/49,028
  6. Step 6: Final answer
    x = 43,411.26

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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.