Home / 18,350.32-25,315.26-10,894

Finding the Fourth Proportional to 18,350.32, 25,315.26 and 10,894

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Solution

The fourth proportional to 18,350.32, 25,315.26 and 10,894 is: 15,028.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.32 : 25,315.26 = 10,894 : x
  2. Step 2: Convert to fraction form
    18,350.32/25,315.26 = 10,894/x
  3. Step 3: Cross multiply
    18,350.32x = 25,315.26 × 10,894
  4. Step 4: Simplify right side
    18,350.32x = 275,784,442.44
  5. Step 5: Solve for x
    x = 275,784,442.44/18,350.32
  6. Step 6: Final answer
    x = 15,028.86

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Why These Related Problems?

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