Home / 14,748.14-20,348.60-8,777.18

Finding the Fourth Proportional to 14,748.14, 20,348.60 and 8,777.18

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Solution

The fourth proportional to 14,748.14, 20,348.60 and 8,777.18 is: 12,110.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,748.14 : 20,348.60 = 8,777.18 : x
  2. Step 2: Convert to fraction form
    14,748.14/20,348.60 = 8,777.18/x
  3. Step 3: Cross multiply
    14,748.14x = 20,348.60 × 8,777.18
  4. Step 4: Simplify right side
    14,748.14x = 178,603,324.95
  5. Step 5: Solve for x
    x = 178,603,324.95/14,748.14
  6. Step 6: Final answer
    x = 12,110.23

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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.