Home / 14,976.54-20,668.64-8,262.18

Finding the Fourth Proportional to 14,976.54, 20,668.64 and 8,262.18

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Solution

The fourth proportional to 14,976.54, 20,668.64 and 8,262.18 is: 11,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.54 : 20,668.64 = 8,262.18 : x
  2. Step 2: Convert to fraction form
    14,976.54/20,668.64 = 8,262.18/x
  3. Step 3: Cross multiply
    14,976.54x = 20,668.64 × 8,262.18
  4. Step 4: Simplify right side
    14,976.54x = 170,768,024.04
  5. Step 5: Solve for x
    x = 170,768,024.04/14,976.54
  6. Step 6: Final answer
    x = 11,402.37

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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.