Home / 18,163.55-27,202.26-11,569.74

Finding the Fourth Proportional to 18,163.55, 27,202.26 and 11,569.74

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Solution

The fourth proportional to 18,163.55, 27,202.26 and 11,569.74 is: 17,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.55 : 27,202.26 = 11,569.74 : x
  2. Step 2: Convert to fraction form
    18,163.55/27,202.26 = 11,569.74/x
  3. Step 3: Cross multiply
    18,163.55x = 27,202.26 × 11,569.74
  4. Step 4: Simplify right side
    18,163.55x = 314,723,017.76
  5. Step 5: Solve for x
    x = 314,723,017.76/18,163.55
  6. Step 6: Final answer
    x = 17,327.18

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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.