Home / 14,976.12-20,667.60-8,262

Finding the Fourth Proportional to 14,976.12, 20,667.60 and 8,262

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Solution

The fourth proportional to 14,976.12, 20,667.60 and 8,262 is: 11,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.12 : 20,667.60 = 8,262 : x
  2. Step 2: Convert to fraction form
    14,976.12/20,667.60 = 8,262/x
  3. Step 3: Cross multiply
    14,976.12x = 20,667.60 × 8,262
  4. Step 4: Simplify right side
    14,976.12x = 170,755,711.20
  5. Step 5: Solve for x
    x = 170,755,711.20/14,976.12
  6. Step 6: Final answer
    x = 11,401.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.