Home / 26,759.16-40,104-10,945.80

Finding the Fourth Proportional to 26,759.16, 40,104 and 10,945.80

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Solution

The fourth proportional to 26,759.16, 40,104 and 10,945.80 is: 16,404.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.16 : 40,104 = 10,945.80 : x
  2. Step 2: Convert to fraction form
    26,759.16/40,104 = 10,945.80/x
  3. Step 3: Cross multiply
    26,759.16x = 40,104 × 10,945.80
  4. Step 4: Simplify right side
    26,759.16x = 438,970,363.20
  5. Step 5: Solve for x
    x = 438,970,363.20/26,759.16
  6. Step 6: Final answer
    x = 16,404.49

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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.