Home / 26,839.26-40,253.10-10,193.40

Finding the Fourth Proportional to 26,839.26, 40,253.10 and 10,193.40

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Solution

The fourth proportional to 26,839.26, 40,253.10 and 10,193.40 is: 15,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.26 : 40,253.10 = 10,193.40 : x
  2. Step 2: Convert to fraction form
    26,839.26/40,253.10 = 10,193.40/x
  3. Step 3: Cross multiply
    26,839.26x = 40,253.10 × 10,193.40
  4. Step 4: Simplify right side
    26,839.26x = 410,315,949.54
  5. Step 5: Solve for x
    x = 410,315,949.54/26,839.26
  6. Step 6: Final answer
    x = 15,287.90

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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.