Home / 26,754.54-40,109.91-10,105.12

Finding the Fourth Proportional to 26,754.54, 40,109.91 and 10,105.12

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Solution

The fourth proportional to 26,754.54, 40,109.91 and 10,105.12 is: 15,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.54 : 40,109.91 = 10,105.12 : x
  2. Step 2: Convert to fraction form
    26,754.54/40,109.91 = 10,105.12/x
  3. Step 3: Cross multiply
    26,754.54x = 40,109.91 × 10,105.12
  4. Step 4: Simplify right side
    26,754.54x = 405,315,453.74
  5. Step 5: Solve for x
    x = 405,315,453.74/26,754.54
  6. Step 6: Final answer
    x = 15,149.41

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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.