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Finding the Fourth Proportional to 26,804.70, 40,169.97 and 10,147.05

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Solution

The fourth proportional to 26,804.70, 40,169.97 and 10,147.05 is: 15,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.70 : 40,169.97 = 10,147.05 : x
  2. Step 2: Convert to fraction form
    26,804.70/40,169.97 = 10,147.05/x
  3. Step 3: Cross multiply
    26,804.70x = 40,169.97 × 10,147.05
  4. Step 4: Simplify right side
    26,804.70x = 407,606,694.09
  5. Step 5: Solve for x
    x = 407,606,694.09/26,804.70
  6. Step 6: Final answer
    x = 15,206.54

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1.5x scale

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.