Home / 33,825.79-46,698.36-20,400.46

Finding the Fourth Proportional to 33,825.79, 46,698.36 and 20,400.46

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Solution

The fourth proportional to 33,825.79, 46,698.36 and 20,400.46 is: 28,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.79 : 46,698.36 = 20,400.46 : x
  2. Step 2: Convert to fraction form
    33,825.79/46,698.36 = 20,400.46/x
  3. Step 3: Cross multiply
    33,825.79x = 46,698.36 × 20,400.46
  4. Step 4: Simplify right side
    33,825.79x = 952,668,025.25
  5. Step 5: Solve for x
    x = 952,668,025.25/33,825.79
  6. Step 6: Final answer
    x = 28,163.95

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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.