Home / 17,786.89-26,680.34-4,639.22

Finding the Fourth Proportional to 17,786.89, 26,680.34 and 4,639.22

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Solution

The fourth proportional to 17,786.89, 26,680.34 and 4,639.22 is: 6,958.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.89 : 26,680.34 = 4,639.22 : x
  2. Step 2: Convert to fraction form
    17,786.89/26,680.34 = 4,639.22/x
  3. Step 3: Cross multiply
    17,786.89x = 26,680.34 × 4,639.22
  4. Step 4: Simplify right side
    17,786.89x = 123,775,966.93
  5. Step 5: Solve for x
    x = 123,775,966.93/17,786.89
  6. Step 6: Final answer
    x = 6,958.83

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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.