Home / 12,848.22-19,257.75-5,448.06

Finding the Fourth Proportional to 12,848.22, 19,257.75 and 5,448.06

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Solution

The fourth proportional to 12,848.22, 19,257.75 and 5,448.06 is: 8,165.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.22 : 19,257.75 = 5,448.06 : x
  2. Step 2: Convert to fraction form
    12,848.22/19,257.75 = 5,448.06/x
  3. Step 3: Cross multiply
    12,848.22x = 19,257.75 × 5,448.06
  4. Step 4: Simplify right side
    12,848.22x = 104,917,377.47
  5. Step 5: Solve for x
    x = 104,917,377.47/12,848.22
  6. Step 6: Final answer
    x = 8,165.91

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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.