Home / 19,227.32-28,844.84-8,133.96

Finding the Fourth Proportional to 19,227.32, 28,844.84 and 8,133.96

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Solution

The fourth proportional to 19,227.32, 28,844.84 and 8,133.96 is: 12,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.32 : 28,844.84 = 8,133.96 : x
  2. Step 2: Convert to fraction form
    19,227.32/28,844.84 = 8,133.96/x
  3. Step 3: Cross multiply
    19,227.32x = 28,844.84 × 8,133.96
  4. Step 4: Simplify right side
    19,227.32x = 234,622,774.77
  5. Step 5: Solve for x
    x = 234,622,774.77/19,227.32
  6. Step 6: Final answer
    x = 12,202.57

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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.