Home / 14,983.03-20,676.56-8,268.66

Finding the Fourth Proportional to 14,983.03, 20,676.56 and 8,268.66

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Solution

The fourth proportional to 14,983.03, 20,676.56 and 8,268.66 is: 11,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.03 : 20,676.56 = 8,268.66 : x
  2. Step 2: Convert to fraction form
    14,983.03/20,676.56 = 8,268.66/x
  3. Step 3: Cross multiply
    14,983.03x = 20,676.56 × 8,268.66
  4. Step 4: Simplify right side
    14,983.03x = 170,967,330.89
  5. Step 5: Solve for x
    x = 170,967,330.89/14,983.03
  6. Step 6: Final answer
    x = 11,410.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.