Home / 33,619.84-46,393.28-20,188.02

Finding the Fourth Proportional to 33,619.84, 46,393.28 and 20,188.02

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Solution

The fourth proportional to 33,619.84, 46,393.28 and 20,188.02 is: 27,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.84 : 46,393.28 = 20,188.02 : x
  2. Step 2: Convert to fraction form
    33,619.84/46,393.28 = 20,188.02/x
  3. Step 3: Cross multiply
    33,619.84x = 46,393.28 × 20,188.02
  4. Step 4: Simplify right side
    33,619.84x = 936,588,464.51
  5. Step 5: Solve for x
    x = 936,588,464.51/33,619.84
  6. Step 6: Final answer
    x = 27,858.21

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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.