Home / 13,850.45-20,775.54-11,064.05

Finding the Fourth Proportional to 13,850.45, 20,775.54 and 11,064.05

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Solution

The fourth proportional to 13,850.45, 20,775.54 and 11,064.05 is: 16,595.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.45 : 20,775.54 = 11,064.05 : x
  2. Step 2: Convert to fraction form
    13,850.45/20,775.54 = 11,064.05/x
  3. Step 3: Cross multiply
    13,850.45x = 20,775.54 × 11,064.05
  4. Step 4: Simplify right side
    13,850.45x = 229,861,613.34
  5. Step 5: Solve for x
    x = 229,861,613.34/13,850.45
  6. Step 6: Final answer
    x = 16,595.97

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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.