Home / 14,976.38-20,667.50-8,262.18

Finding the Fourth Proportional to 14,976.38, 20,667.50 and 8,262.18

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Solution

The fourth proportional to 14,976.38, 20,667.50 and 8,262.18 is: 11,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.38 : 20,667.50 = 8,262.18 : x
  2. Step 2: Convert to fraction form
    14,976.38/20,667.50 = 8,262.18/x
  3. Step 3: Cross multiply
    14,976.38x = 20,667.50 × 8,262.18
  4. Step 4: Simplify right side
    14,976.38x = 170,758,605.15
  5. Step 5: Solve for x
    x = 170,758,605.15/14,976.38
  6. Step 6: Final answer
    x = 11,401.86

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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.