Home / 14,976.54-20,668.95-8,263.62

Finding the Fourth Proportional to 14,976.54, 20,668.95 and 8,263.62

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Solution

The fourth proportional to 14,976.54, 20,668.95 and 8,263.62 is: 11,404.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.54 : 20,668.95 = 8,263.62 : x
  2. Step 2: Convert to fraction form
    14,976.54/20,668.95 = 8,263.62/x
  3. Step 3: Cross multiply
    14,976.54x = 20,668.95 × 8,263.62
  4. Step 4: Simplify right side
    14,976.54x = 170,800,348.60
  5. Step 5: Solve for x
    x = 170,800,348.60/14,976.54
  6. Step 6: Final answer
    x = 11,404.53

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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.