Home / 13,151.58-19,727.57-3,792.44

Finding the Fourth Proportional to 13,151.58, 19,727.57 and 3,792.44

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Solution

The fourth proportional to 13,151.58, 19,727.57 and 3,792.44 is: 5,688.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,151.58 : 19,727.57 = 3,792.44 : x
  2. Step 2: Convert to fraction form
    13,151.58/19,727.57 = 3,792.44/x
  3. Step 3: Cross multiply
    13,151.58x = 19,727.57 × 3,792.44
  4. Step 4: Simplify right side
    13,151.58x = 74,815,536.41
  5. Step 5: Solve for x
    x = 74,815,536.41/13,151.58
  6. Step 6: Final answer
    x = 5,688.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.