Home / 20,012.27-27,616.95-12,054.62

Finding the Fourth Proportional to 20,012.27, 27,616.95 and 12,054.62

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Solution

The fourth proportional to 20,012.27, 27,616.95 and 12,054.62 is: 16,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012.27 : 27,616.95 = 12,054.62 : x
  2. Step 2: Convert to fraction form
    20,012.27/27,616.95 = 12,054.62/x
  3. Step 3: Cross multiply
    20,012.27x = 27,616.95 × 12,054.62
  4. Step 4: Simplify right side
    20,012.27x = 332,911,906.85
  5. Step 5: Solve for x
    x = 332,911,906.85/20,012.27
  6. Step 6: Final answer
    x = 16,635.39

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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.