Home / 45,825.36-68,673.24-19,503.60

Finding the Fourth Proportional to 45,825.36, 68,673.24 and 19,503.60

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Solution

The fourth proportional to 45,825.36, 68,673.24 and 19,503.60 is: 29,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,825.36 : 68,673.24 = 19,503.60 : x
  2. Step 2: Convert to fraction form
    45,825.36/68,673.24 = 19,503.60/x
  3. Step 3: Cross multiply
    45,825.36x = 68,673.24 × 19,503.60
  4. Step 4: Simplify right side
    45,825.36x = 1,339,375,403.66
  5. Step 5: Solve for x
    x = 1,339,375,403.66/45,825.36
  6. Step 6: Final answer
    x = 29,227.82

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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.