Home / 20,063.56-27,692.34-19,126.12

Finding the Fourth Proportional to 20,063.56, 27,692.34 and 19,126.12

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Solution

The fourth proportional to 20,063.56, 27,692.34 and 19,126.12 is: 26,398.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.56 : 27,692.34 = 19,126.12 : x
  2. Step 2: Convert to fraction form
    20,063.56/27,692.34 = 19,126.12/x
  3. Step 3: Cross multiply
    20,063.56x = 27,692.34 × 19,126.12
  4. Step 4: Simplify right side
    20,063.56x = 529,647,017.92
  5. Step 5: Solve for x
    x = 529,647,017.92/20,063.56
  6. Step 6: Final answer
    x = 26,398.46

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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.