Home / 14,818.35-20,448.56-8,102.67

Finding the Fourth Proportional to 14,818.35, 20,448.56 and 8,102.67

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Solution

The fourth proportional to 14,818.35, 20,448.56 and 8,102.67 is: 11,181.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.35 : 20,448.56 = 8,102.67 : x
  2. Step 2: Convert to fraction form
    14,818.35/20,448.56 = 8,102.67/x
  3. Step 3: Cross multiply
    14,818.35x = 20,448.56 × 8,102.67
  4. Step 4: Simplify right side
    14,818.35x = 165,687,953.91
  5. Step 5: Solve for x
    x = 165,687,953.91/14,818.35
  6. Step 6: Final answer
    x = 11,181.27

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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.