Home / 26,782.18-40,163.55-10,133.64

Finding the Fourth Proportional to 26,782.18, 40,163.55 and 10,133.64

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Solution

The fourth proportional to 26,782.18, 40,163.55 and 10,133.64 is: 15,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.18 : 40,163.55 = 10,133.64 : x
  2. Step 2: Convert to fraction form
    26,782.18/40,163.55 = 10,133.64/x
  3. Step 3: Cross multiply
    26,782.18x = 40,163.55 × 10,133.64
  4. Step 4: Simplify right side
    26,782.18x = 407,002,918.82
  5. Step 5: Solve for x
    x = 407,002,918.82/26,782.18
  6. Step 6: Final answer
    x = 15,196.78

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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.