Home / 30,122.06-41,564.49-16,692.65

Finding the Fourth Proportional to 30,122.06, 41,564.49 and 16,692.65

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Solution

The fourth proportional to 30,122.06, 41,564.49 and 16,692.65 is: 23,033.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.06 : 41,564.49 = 16,692.65 : x
  2. Step 2: Convert to fraction form
    30,122.06/41,564.49 = 16,692.65/x
  3. Step 3: Cross multiply
    30,122.06x = 41,564.49 × 16,692.65
  4. Step 4: Simplify right side
    30,122.06x = 693,821,484.00
  5. Step 5: Solve for x
    x = 693,821,484.00/30,122.06
  6. Step 6: Final answer
    x = 23,033.67

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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.