Home / 18,103.26-24,982.45-11,029.68

Finding the Fourth Proportional to 18,103.26, 24,982.45 and 11,029.68

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Solution

The fourth proportional to 18,103.26, 24,982.45 and 11,029.68 is: 15,220.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.26 : 24,982.45 = 11,029.68 : x
  2. Step 2: Convert to fraction form
    18,103.26/24,982.45 = 11,029.68/x
  3. Step 3: Cross multiply
    18,103.26x = 24,982.45 × 11,029.68
  4. Step 4: Simplify right side
    18,103.26x = 275,548,429.12
  5. Step 5: Solve for x
    x = 275,548,429.12/18,103.26
  6. Step 6: Final answer
    x = 15,220.93

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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.