Home / 12,676.14-19,016.43-4,357.02

Finding the Fourth Proportional to 12,676.14, 19,016.43 and 4,357.02

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Solution

The fourth proportional to 12,676.14, 19,016.43 and 4,357.02 is: 6,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676.14 : 19,016.43 = 4,357.02 : x
  2. Step 2: Convert to fraction form
    12,676.14/19,016.43 = 4,357.02/x
  3. Step 3: Cross multiply
    12,676.14x = 19,016.43 × 4,357.02
  4. Step 4: Simplify right side
    12,676.14x = 82,854,965.84
  5. Step 5: Solve for x
    x = 82,854,965.84/12,676.14
  6. Step 6: Final answer
    x = 6,536.29

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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.