Home / 26,541.44-39,805.78-7,816.38

Finding the Fourth Proportional to 26,541.44, 39,805.78 and 7,816.38

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Solution

The fourth proportional to 26,541.44, 39,805.78 and 7,816.38 is: 11,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.44 : 39,805.78 = 7,816.38 : x
  2. Step 2: Convert to fraction form
    26,541.44/39,805.78 = 7,816.38/x
  3. Step 3: Cross multiply
    26,541.44x = 39,805.78 × 7,816.38
  4. Step 4: Simplify right side
    26,541.44x = 311,137,102.68
  5. Step 5: Solve for x
    x = 311,137,102.68/26,541.44
  6. Step 6: Final answer
    x = 11,722.69

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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.