Home / 14,976.96-20,667.24-8,262.64

Finding the Fourth Proportional to 14,976.96, 20,667.24 and 8,262.64

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Solution

The fourth proportional to 14,976.96, 20,667.24 and 8,262.64 is: 11,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.96 : 20,667.24 = 8,262.64 : x
  2. Step 2: Convert to fraction form
    14,976.96/20,667.24 = 8,262.64/x
  3. Step 3: Cross multiply
    14,976.96x = 20,667.24 × 8,262.64
  4. Step 4: Simplify right side
    14,976.96x = 170,765,963.91
  5. Step 5: Solve for x
    x = 170,765,963.91/14,976.96
  6. Step 6: Final answer
    x = 11,401.91

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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.