Home / 30,283.39-41,767.41-19,676.44

Finding the Fourth Proportional to 30,283.39, 41,767.41 and 19,676.44

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Solution

The fourth proportional to 30,283.39, 41,767.41 and 19,676.44 is: 27,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.39 : 41,767.41 = 19,676.44 : x
  2. Step 2: Convert to fraction form
    30,283.39/41,767.41 = 19,676.44/x
  3. Step 3: Cross multiply
    30,283.39x = 41,767.41 × 19,676.44
  4. Step 4: Simplify right side
    30,283.39x = 821,833,936.82
  5. Step 5: Solve for x
    x = 821,833,936.82/30,283.39
  6. Step 6: Final answer
    x = 27,138.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.