Home / 22,115.19-33,206.04-19,028.82

Finding the Fourth Proportional to 22,115.19, 33,206.04 and 19,028.82

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Solution

The fourth proportional to 22,115.19, 33,206.04 and 19,028.82 is: 28,571.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.19 : 33,206.04 = 19,028.82 : x
  2. Step 2: Convert to fraction form
    22,115.19/33,206.04 = 19,028.82/x
  3. Step 3: Cross multiply
    22,115.19x = 33,206.04 × 19,028.82
  4. Step 4: Simplify right side
    22,115.19x = 631,871,758.07
  5. Step 5: Solve for x
    x = 631,871,758.07/22,115.19
  6. Step 6: Final answer
    x = 28,571.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.