Home / 20,546.22-30,845.79-10,692.30

Finding the Fourth Proportional to 20,546.22, 30,845.79 and 10,692.30

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Solution

The fourth proportional to 20,546.22, 30,845.79 and 10,692.30 is: 16,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546.22 : 30,845.79 = 10,692.30 : x
  2. Step 2: Convert to fraction form
    20,546.22/30,845.79 = 10,692.30/x
  3. Step 3: Cross multiply
    20,546.22x = 30,845.79 × 10,692.30
  4. Step 4: Simplify right side
    20,546.22x = 329,812,440.42
  5. Step 5: Solve for x
    x = 329,812,440.42/20,546.22
  6. Step 6: Final answer
    x = 16,052.22

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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.