Home / 26,820.56-40,243.79-11,037.23

Finding the Fourth Proportional to 26,820.56, 40,243.79 and 11,037.23

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Solution

The fourth proportional to 26,820.56, 40,243.79 and 11,037.23 is: 16,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.56 : 40,243.79 = 11,037.23 : x
  2. Step 2: Convert to fraction form
    26,820.56/40,243.79 = 11,037.23/x
  3. Step 3: Cross multiply
    26,820.56x = 40,243.79 × 11,037.23
  4. Step 4: Simplify right side
    26,820.56x = 444,179,709.90
  5. Step 5: Solve for x
    x = 444,179,709.90/26,820.56
  6. Step 6: Final answer
    x = 16,561.17

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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.