Home / 30,760.83-46,081.31-19,481.58

Finding the Fourth Proportional to 30,760.83, 46,081.31 and 19,481.58

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Solution

The fourth proportional to 30,760.83, 46,081.31 and 19,481.58 is: 29,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.83 : 46,081.31 = 19,481.58 : x
  2. Step 2: Convert to fraction form
    30,760.83/46,081.31 = 19,481.58/x
  3. Step 3: Cross multiply
    30,760.83x = 46,081.31 × 19,481.58
  4. Step 4: Simplify right side
    30,760.83x = 897,736,629.86
  5. Step 5: Solve for x
    x = 897,736,629.86/30,760.83
  6. Step 6: Final answer
    x = 29,184.41

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1.5x scale

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.