Home / 13,184.01-18,202.42-11,765.26

Finding the Fourth Proportional to 13,184.01, 18,202.42 and 11,765.26

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Solution

The fourth proportional to 13,184.01, 18,202.42 and 11,765.26 is: 16,243.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.01 : 18,202.42 = 11,765.26 : x
  2. Step 2: Convert to fraction form
    13,184.01/18,202.42 = 11,765.26/x
  3. Step 3: Cross multiply
    13,184.01x = 18,202.42 × 11,765.26
  4. Step 4: Simplify right side
    13,184.01x = 214,156,203.93
  5. Step 5: Solve for x
    x = 214,156,203.93/13,184.01
  6. Step 6: Final answer
    x = 16,243.63

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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.