Home / 35,447.82-48,917.60-20,134.26

Finding the Fourth Proportional to 35,447.82, 48,917.60 and 20,134.26

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Solution

The fourth proportional to 35,447.82, 48,917.60 and 20,134.26 is: 27,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.82 : 48,917.60 = 20,134.26 : x
  2. Step 2: Convert to fraction form
    35,447.82/48,917.60 = 20,134.26/x
  3. Step 3: Cross multiply
    35,447.82x = 48,917.60 × 20,134.26
  4. Step 4: Simplify right side
    35,447.82x = 984,919,676.98
  5. Step 5: Solve for x
    x = 984,919,676.98/35,447.82
  6. Step 6: Final answer
    x = 27,785.06

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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.