Home / 19,202.39-28,796.66-7,359.49

Finding the Fourth Proportional to 19,202.39, 28,796.66 and 7,359.49

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Solution

The fourth proportional to 19,202.39, 28,796.66 and 7,359.49 is: 11,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.39 : 28,796.66 = 7,359.49 : x
  2. Step 2: Convert to fraction form
    19,202.39/28,796.66 = 7,359.49/x
  3. Step 3: Cross multiply
    19,202.39x = 28,796.66 × 7,359.49
  4. Step 4: Simplify right side
    19,202.39x = 211,928,550.52
  5. Step 5: Solve for x
    x = 211,928,550.52/19,202.39
  6. Step 6: Final answer
    x = 11,036.57

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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.