Home / 20,029.66-30,015.27-11,267.02

Finding the Fourth Proportional to 20,029.66, 30,015.27 and 11,267.02

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Solution

The fourth proportional to 20,029.66, 30,015.27 and 11,267.02 is: 16,884.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.66 : 30,015.27 = 11,267.02 : x
  2. Step 2: Convert to fraction form
    20,029.66/30,015.27 = 11,267.02/x
  3. Step 3: Cross multiply
    20,029.66x = 30,015.27 × 11,267.02
  4. Step 4: Simplify right side
    20,029.66x = 338,182,647.40
  5. Step 5: Solve for x
    x = 338,182,647.40/20,029.66
  6. Step 6: Final answer
    x = 16,884.09

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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.