Home / 12,801.73-19,211.24-4,481.81

Finding the Fourth Proportional to 12,801.73, 19,211.24 and 4,481.81

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Solution

The fourth proportional to 12,801.73, 19,211.24 and 4,481.81 is: 6,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801.73 : 19,211.24 = 4,481.81 : x
  2. Step 2: Convert to fraction form
    12,801.73/19,211.24 = 4,481.81/x
  3. Step 3: Cross multiply
    12,801.73x = 19,211.24 × 4,481.81
  4. Step 4: Simplify right side
    12,801.73x = 86,101,127.54
  5. Step 5: Solve for x
    x = 86,101,127.54/12,801.73
  6. Step 6: Final answer
    x = 6,725.74

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1.5x scale

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.