Home / 36,151.21-54,228.37-11,191.72

Finding the Fourth Proportional to 36,151.21, 54,228.37 and 11,191.72

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Solution

The fourth proportional to 36,151.21, 54,228.37 and 11,191.72 is: 16,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.21 : 54,228.37 = 11,191.72 : x
  2. Step 2: Convert to fraction form
    36,151.21/54,228.37 = 11,191.72/x
  3. Step 3: Cross multiply
    36,151.21x = 54,228.37 × 11,191.72
  4. Step 4: Simplify right side
    36,151.21x = 606,908,692.21
  5. Step 5: Solve for x
    x = 606,908,692.21/36,151.21
  6. Step 6: Final answer
    x = 16,788.06

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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.