Home / 45,494.19-68,241.89-19,217.39

Finding the Fourth Proportional to 45,494.19, 68,241.89 and 19,217.39

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Solution

The fourth proportional to 45,494.19, 68,241.89 and 19,217.39 is: 28,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494.19 : 68,241.89 = 19,217.39 : x
  2. Step 2: Convert to fraction form
    45,494.19/68,241.89 = 19,217.39/x
  3. Step 3: Cross multiply
    45,494.19x = 68,241.89 × 19,217.39
  4. Step 4: Simplify right side
    45,494.19x = 1,311,430,721.30
  5. Step 5: Solve for x
    x = 1,311,430,721.30/45,494.19
  6. Step 6: Final answer
    x = 28,826.33

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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.