Home / 26,471.04-39,716.24-10,889.88

Finding the Fourth Proportional to 26,471.04, 39,716.24 and 10,889.88

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Solution

The fourth proportional to 26,471.04, 39,716.24 and 10,889.88 is: 16,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,471.04 : 39,716.24 = 10,889.88 : x
  2. Step 2: Convert to fraction form
    26,471.04/39,716.24 = 10,889.88/x
  3. Step 3: Cross multiply
    26,471.04x = 39,716.24 × 10,889.88
  4. Step 4: Simplify right side
    26,471.04x = 432,505,087.65
  5. Step 5: Solve for x
    x = 432,505,087.65/26,471.04
  6. Step 6: Final answer
    x = 16,338.80

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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.