Home / 19,286.82-28,928.06-6,804.52

Finding the Fourth Proportional to 19,286.82, 28,928.06 and 6,804.52

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Solution

The fourth proportional to 19,286.82, 28,928.06 and 6,804.52 is: 10,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286.82 : 28,928.06 = 6,804.52 : x
  2. Step 2: Convert to fraction form
    19,286.82/28,928.06 = 6,804.52/x
  3. Step 3: Cross multiply
    19,286.82x = 28,928.06 × 6,804.52
  4. Step 4: Simplify right side
    19,286.82x = 196,841,562.83
  5. Step 5: Solve for x
    x = 196,841,562.83/19,286.82
  6. Step 6: Final answer
    x = 10,206.01

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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.