Home / 19,211.73-28,797.81-7,362.27

Finding the Fourth Proportional to 19,211.73, 28,797.81 and 7,362.27

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Solution

The fourth proportional to 19,211.73, 28,797.81 and 7,362.27 is: 11,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.73 : 28,797.81 = 7,362.27 : x
  2. Step 2: Convert to fraction form
    19,211.73/28,797.81 = 7,362.27/x
  3. Step 3: Cross multiply
    19,211.73x = 28,797.81 × 7,362.27
  4. Step 4: Simplify right side
    19,211.73x = 212,017,252.63
  5. Step 5: Solve for x
    x = 212,017,252.63/19,211.73
  6. Step 6: Final answer
    x = 11,035.82

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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.