Home / 26,763.56-40,145.36-11,172.68

Finding the Fourth Proportional to 26,763.56, 40,145.36 and 11,172.68

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Solution

The fourth proportional to 26,763.56, 40,145.36 and 11,172.68 is: 16,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.56 : 40,145.36 = 11,172.68 : x
  2. Step 2: Convert to fraction form
    26,763.56/40,145.36 = 11,172.68/x
  3. Step 3: Cross multiply
    26,763.56x = 40,145.36 × 11,172.68
  4. Step 4: Simplify right side
    26,763.56x = 448,531,260.76
  5. Step 5: Solve for x
    x = 448,531,260.76/26,763.56
  6. Step 6: Final answer
    x = 16,759.03

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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.