Home / 19,651.58-27,114.96-11,692.25

Finding the Fourth Proportional to 19,651.58, 27,114.96 and 11,692.25

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Solution

The fourth proportional to 19,651.58, 27,114.96 and 11,692.25 is: 16,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.58 : 27,114.96 = 11,692.25 : x
  2. Step 2: Convert to fraction form
    19,651.58/27,114.96 = 11,692.25/x
  3. Step 3: Cross multiply
    19,651.58x = 27,114.96 × 11,692.25
  4. Step 4: Simplify right side
    19,651.58x = 317,034,755.49
  5. Step 5: Solve for x
    x = 317,034,755.49/19,651.58
  6. Step 6: Final answer
    x = 16,132.79

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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.