Home / 33,969.78-46,867.74-19,812.60

Finding the Fourth Proportional to 33,969.78, 46,867.74 and 19,812.60

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Solution

The fourth proportional to 33,969.78, 46,867.74 and 19,812.60 is: 27,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,969.78 : 46,867.74 = 19,812.60 : x
  2. Step 2: Convert to fraction form
    33,969.78/46,867.74 = 19,812.60/x
  3. Step 3: Cross multiply
    33,969.78x = 46,867.74 × 19,812.60
  4. Step 4: Simplify right side
    33,969.78x = 928,571,785.52
  5. Step 5: Solve for x
    x = 928,571,785.52/33,969.78
  6. Step 6: Final answer
    x = 27,335.23

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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.