Home / 41,918.23-62,816.21-19,435.78

Finding the Fourth Proportional to 41,918.23, 62,816.21 and 19,435.78

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Solution

The fourth proportional to 41,918.23, 62,816.21 and 19,435.78 is: 29,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,918.23 : 62,816.21 = 19,435.78 : x
  2. Step 2: Convert to fraction form
    41,918.23/62,816.21 = 19,435.78/x
  3. Step 3: Cross multiply
    41,918.23x = 62,816.21 × 19,435.78
  4. Step 4: Simplify right side
    41,918.23x = 1,220,882,028.35
  5. Step 5: Solve for x
    x = 1,220,882,028.35/41,918.23
  6. Step 6: Final answer
    x = 29,125.33

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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.