Home / 26,520.26-39,782.44-10,724.65

Finding the Fourth Proportional to 26,520.26, 39,782.44 and 10,724.65

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Solution

The fourth proportional to 26,520.26, 39,782.44 and 10,724.65 is: 16,087.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520.26 : 39,782.44 = 10,724.65 : x
  2. Step 2: Convert to fraction form
    26,520.26/39,782.44 = 10,724.65/x
  3. Step 3: Cross multiply
    26,520.26x = 39,782.44 × 10,724.65
  4. Step 4: Simplify right side
    26,520.26x = 426,652,882.87
  5. Step 5: Solve for x
    x = 426,652,882.87/26,520.26
  6. Step 6: Final answer
    x = 16,087.81

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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.