Home / 29,851.56-41,208.21-20,163.24

Finding the Fourth Proportional to 29,851.56, 41,208.21 and 20,163.24

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Solution

The fourth proportional to 29,851.56, 41,208.21 and 20,163.24 is: 27,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,851.56 : 41,208.21 = 20,163.24 : x
  2. Step 2: Convert to fraction form
    29,851.56/41,208.21 = 20,163.24/x
  3. Step 3: Cross multiply
    29,851.56x = 41,208.21 × 20,163.24
  4. Step 4: Simplify right side
    29,851.56x = 830,891,028.20
  5. Step 5: Solve for x
    x = 830,891,028.20/29,851.56
  6. Step 6: Final answer
    x = 27,834.09

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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.