Home / 26,820.70-40,197.02-12,029.02

Finding the Fourth Proportional to 26,820.70, 40,197.02 and 12,029.02

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Solution

The fourth proportional to 26,820.70, 40,197.02 and 12,029.02 is: 18,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.70 : 40,197.02 = 12,029.02 : x
  2. Step 2: Convert to fraction form
    26,820.70/40,197.02 = 12,029.02/x
  3. Step 3: Cross multiply
    26,820.70x = 40,197.02 × 12,029.02
  4. Step 4: Simplify right side
    26,820.70x = 483,530,757.52
  5. Step 5: Solve for x
    x = 483,530,757.52/26,820.70
  6. Step 6: Final answer
    x = 18,028.27

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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.