Home / 19,651.96-27,115.48-11,692.62

Finding the Fourth Proportional to 19,651.96, 27,115.48 and 11,692.62

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Solution

The fourth proportional to 19,651.96, 27,115.48 and 11,692.62 is: 16,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.96 : 27,115.48 = 11,692.62 : x
  2. Step 2: Convert to fraction form
    19,651.96/27,115.48 = 11,692.62/x
  3. Step 3: Cross multiply
    19,651.96x = 27,115.48 × 11,692.62
  4. Step 4: Simplify right side
    19,651.96x = 317,051,003.76
  5. Step 5: Solve for x
    x = 317,051,003.76/19,651.96
  6. Step 6: Final answer
    x = 16,133.30

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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.