Home / 43,668.88-65,503.26-18,692.73

Finding the Fourth Proportional to 43,668.88, 65,503.26 and 18,692.73

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Solution

The fourth proportional to 43,668.88, 65,503.26 and 18,692.73 is: 28,039.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,668.88 : 65,503.26 = 18,692.73 : x
  2. Step 2: Convert to fraction form
    43,668.88/65,503.26 = 18,692.73/x
  3. Step 3: Cross multiply
    43,668.88x = 65,503.26 × 18,692.73
  4. Step 4: Simplify right side
    43,668.88x = 1,224,434,753.30
  5. Step 5: Solve for x
    x = 1,224,434,753.30/43,668.88
  6. Step 6: Final answer
    x = 28,039.07

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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.