Home / 17,399.94-26,096.62-4,919.87

Finding the Fourth Proportional to 17,399.94, 26,096.62 and 4,919.87

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Solution

The fourth proportional to 17,399.94, 26,096.62 and 4,919.87 is: 7,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,399.94 : 26,096.62 = 4,919.87 : x
  2. Step 2: Convert to fraction form
    17,399.94/26,096.62 = 4,919.87/x
  3. Step 3: Cross multiply
    17,399.94x = 26,096.62 × 4,919.87
  4. Step 4: Simplify right side
    17,399.94x = 128,391,977.84
  5. Step 5: Solve for x
    x = 128,391,977.84/17,399.94
  6. Step 6: Final answer
    x = 7,378.87

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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.