Home / 15,881-23,819.14-4,195.04

Finding the Fourth Proportional to 15,881, 23,819.14 and 4,195.04

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Solution

The fourth proportional to 15,881, 23,819.14 and 4,195.04 is: 6,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,881 : 23,819.14 = 4,195.04 : x
  2. Step 2: Convert to fraction form
    15,881/23,819.14 = 4,195.04/x
  3. Step 3: Cross multiply
    15,881x = 23,819.14 × 4,195.04
  4. Step 4: Simplify right side
    15,881x = 99,922,245.07
  5. Step 5: Solve for x
    x = 99,922,245.07/15,881
  6. Step 6: Final answer
    x = 6,291.94

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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.