Home / 45,818.36-68,662.74-19,496.60

Finding the Fourth Proportional to 45,818.36, 68,662.74 and 19,496.60

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Solution

The fourth proportional to 45,818.36, 68,662.74 and 19,496.60 is: 29,217.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,818.36 : 68,662.74 = 19,496.60 : x
  2. Step 2: Convert to fraction form
    45,818.36/68,662.74 = 19,496.60/x
  3. Step 3: Cross multiply
    45,818.36x = 68,662.74 × 19,496.60
  4. Step 4: Simplify right side
    45,818.36x = 1,338,689,976.68
  5. Step 5: Solve for x
    x = 1,338,689,976.68/45,818.36
  6. Step 6: Final answer
    x = 29,217.33

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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.