Home / 26,838.78-40,236.99-16,957.23

Finding the Fourth Proportional to 26,838.78, 40,236.99 and 16,957.23

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Solution

The fourth proportional to 26,838.78, 40,236.99 and 16,957.23 is: 25,422.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,838.78 : 40,236.99 = 16,957.23 : x
  2. Step 2: Convert to fraction form
    26,838.78/40,236.99 = 16,957.23/x
  3. Step 3: Cross multiply
    26,838.78x = 40,236.99 × 16,957.23
  4. Step 4: Simplify right side
    26,838.78x = 682,307,893.94
  5. Step 5: Solve for x
    x = 682,307,893.94/26,838.78
  6. Step 6: Final answer
    x = 25,422.46

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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.