Home / 39,190.44-54,069.75-22,192.95

Finding the Fourth Proportional to 39,190.44, 54,069.75 and 22,192.95

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Solution

The fourth proportional to 39,190.44, 54,069.75 and 22,192.95 is: 30,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.44 : 54,069.75 = 22,192.95 : x
  2. Step 2: Convert to fraction form
    39,190.44/54,069.75 = 22,192.95/x
  3. Step 3: Cross multiply
    39,190.44x = 54,069.75 × 22,192.95
  4. Step 4: Simplify right side
    39,190.44x = 1,199,967,258.26
  5. Step 5: Solve for x
    x = 1,199,967,258.26/39,190.44
  6. Step 6: Final answer
    x = 30,618.88

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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.