Home / 18,494.27-27,692.20-14,451.36

Finding the Fourth Proportional to 18,494.27, 27,692.20 and 14,451.36

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Solution

The fourth proportional to 18,494.27, 27,692.20 and 14,451.36 is: 21,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.27 : 27,692.20 = 14,451.36 : x
  2. Step 2: Convert to fraction form
    18,494.27/27,692.20 = 14,451.36/x
  3. Step 3: Cross multiply
    18,494.27x = 27,692.20 × 14,451.36
  4. Step 4: Simplify right side
    18,494.27x = 400,190,062.02
  5. Step 5: Solve for x
    x = 400,190,062.02/18,494.27
  6. Step 6: Final answer
    x = 21,638.59

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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.