Home / 16,759.09-25,138.50-6,763.68

Finding the Fourth Proportional to 16,759.09, 25,138.50 and 6,763.68

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Solution

The fourth proportional to 16,759.09, 25,138.50 and 6,763.68 is: 10,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.09 : 25,138.50 = 6,763.68 : x
  2. Step 2: Convert to fraction form
    16,759.09/25,138.50 = 6,763.68/x
  3. Step 3: Cross multiply
    16,759.09x = 25,138.50 × 6,763.68
  4. Step 4: Simplify right side
    16,759.09x = 170,028,785.11
  5. Step 5: Solve for x
    x = 170,028,785.11/16,759.09
  6. Step 6: Final answer
    x = 10,145.47

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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.