Home / 33,867.16-46,707.72-20,435.56

Finding the Fourth Proportional to 33,867.16, 46,707.72 and 20,435.56

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Solution

The fourth proportional to 33,867.16, 46,707.72 and 20,435.56 is: 28,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.16 : 46,707.72 = 20,435.56 : x
  2. Step 2: Convert to fraction form
    33,867.16/46,707.72 = 20,435.56/x
  3. Step 3: Cross multiply
    33,867.16x = 46,707.72 × 20,435.56
  4. Step 4: Simplify right side
    33,867.16x = 954,498,414.52
  5. Step 5: Solve for x
    x = 954,498,414.52/33,867.16
  6. Step 6: Final answer
    x = 28,183.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.