Home / 28,944-43,415.96-19,011.44

Finding the Fourth Proportional to 28,944, 43,415.96 and 19,011.44

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Solution

The fourth proportional to 28,944, 43,415.96 and 19,011.44 is: 28,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944 : 43,415.96 = 19,011.44 : x
  2. Step 2: Convert to fraction form
    28,944/43,415.96 = 19,011.44/x
  3. Step 3: Cross multiply
    28,944x = 43,415.96 × 19,011.44
  4. Step 4: Simplify right side
    28,944x = 825,399,918.58
  5. Step 5: Solve for x
    x = 825,399,918.58/28,944
  6. Step 6: Final answer
    x = 28,517.13

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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.