Home / 36,774.56-55,170.12-13,401.08

Finding the Fourth Proportional to 36,774.56, 55,170.12 and 13,401.08

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Solution

The fourth proportional to 36,774.56, 55,170.12 and 13,401.08 is: 20,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.56 : 55,170.12 = 13,401.08 : x
  2. Step 2: Convert to fraction form
    36,774.56/55,170.12 = 13,401.08/x
  3. Step 3: Cross multiply
    36,774.56x = 55,170.12 × 13,401.08
  4. Step 4: Simplify right side
    36,774.56x = 739,339,191.73
  5. Step 5: Solve for x
    x = 739,339,191.73/36,774.56
  6. Step 6: Final answer
    x = 20,104.64

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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.