Home / 20,105.06-30,177.33-16,794.58

Finding the Fourth Proportional to 20,105.06, 30,177.33 and 16,794.58

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Solution

The fourth proportional to 20,105.06, 30,177.33 and 16,794.58 is: 25,208.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,105.06 : 30,177.33 = 16,794.58 : x
  2. Step 2: Convert to fraction form
    20,105.06/30,177.33 = 16,794.58/x
  3. Step 3: Cross multiply
    20,105.06x = 30,177.33 × 16,794.58
  4. Step 4: Simplify right side
    20,105.06x = 506,815,348.01
  5. Step 5: Solve for x
    x = 506,815,348.01/20,105.06
  6. Step 6: Final answer
    x = 25,208.35

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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.