Home / 49,917-74,886.44-18,752.25

Finding the Fourth Proportional to 49,917, 74,886.44 and 18,752.25

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Solution

The fourth proportional to 49,917, 74,886.44 and 18,752.25 is: 28,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,917 : 74,886.44 = 18,752.25 : x
  2. Step 2: Convert to fraction form
    49,917/74,886.44 = 18,752.25/x
  3. Step 3: Cross multiply
    49,917x = 74,886.44 × 18,752.25
  4. Step 4: Simplify right side
    49,917x = 1,404,289,150.73
  5. Step 5: Solve for x
    x = 1,404,289,150.73/49,917
  6. Step 6: Final answer
    x = 28,132.48

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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.