Home / 26,863.49-40,292.48-7,144.04

Finding the Fourth Proportional to 26,863.49, 40,292.48 and 7,144.04

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Solution

The fourth proportional to 26,863.49, 40,292.48 and 7,144.04 is: 10,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.49 : 40,292.48 = 7,144.04 : x
  2. Step 2: Convert to fraction form
    26,863.49/40,292.48 = 7,144.04/x
  3. Step 3: Cross multiply
    26,863.49x = 40,292.48 × 7,144.04
  4. Step 4: Simplify right side
    26,863.49x = 287,850,851.64
  5. Step 5: Solve for x
    x = 287,850,851.64/26,863.49
  6. Step 6: Final answer
    x = 10,715.32

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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.