Home / 12,848.68-19,273.02-4,081.96

Finding the Fourth Proportional to 12,848.68, 19,273.02 and 4,081.96

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Solution

The fourth proportional to 12,848.68, 19,273.02 and 4,081.96 is: 6,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.68 : 19,273.02 = 4,081.96 : x
  2. Step 2: Convert to fraction form
    12,848.68/19,273.02 = 4,081.96/x
  3. Step 3: Cross multiply
    12,848.68x = 19,273.02 × 4,081.96
  4. Step 4: Simplify right side
    12,848.68x = 78,671,696.72
  5. Step 5: Solve for x
    x = 78,671,696.72/12,848.68
  6. Step 6: Final answer
    x = 6,122.94

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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.