Home / 33,171.78-49,692.06-15,588.30

Finding the Fourth Proportional to 33,171.78, 49,692.06 and 15,588.30

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Solution

The fourth proportional to 33,171.78, 49,692.06 and 15,588.30 is: 23,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,171.78 : 49,692.06 = 15,588.30 : x
  2. Step 2: Convert to fraction form
    33,171.78/49,692.06 = 15,588.30/x
  3. Step 3: Cross multiply
    33,171.78x = 49,692.06 × 15,588.30
  4. Step 4: Simplify right side
    33,171.78x = 774,614,738.90
  5. Step 5: Solve for x
    x = 774,614,738.90/33,171.78
  6. Step 6: Final answer
    x = 23,351.62

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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.