Home / 35,269.36-48,682.08-20,170.56

Finding the Fourth Proportional to 35,269.36, 48,682.08 and 20,170.56

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Solution

The fourth proportional to 35,269.36, 48,682.08 and 20,170.56 is: 27,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,269.36 : 48,682.08 = 20,170.56 : x
  2. Step 2: Convert to fraction form
    35,269.36/48,682.08 = 20,170.56/x
  3. Step 3: Cross multiply
    35,269.36x = 48,682.08 × 20,170.56
  4. Step 4: Simplify right side
    35,269.36x = 981,944,815.56
  5. Step 5: Solve for x
    x = 981,944,815.56/35,269.36
  6. Step 6: Final answer
    x = 27,841.30

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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.