Home / 35,268.26-48,670.20-20,161.24

Finding the Fourth Proportional to 35,268.26, 48,670.20 and 20,161.24

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Solution

The fourth proportional to 35,268.26, 48,670.20 and 20,161.24 is: 27,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,268.26 : 48,670.20 = 20,161.24 : x
  2. Step 2: Convert to fraction form
    35,268.26/48,670.20 = 20,161.24/x
  3. Step 3: Cross multiply
    35,268.26x = 48,670.20 × 20,161.24
  4. Step 4: Simplify right side
    35,268.26x = 981,251,583.05
  5. Step 5: Solve for x
    x = 981,251,583.05/35,268.26
  6. Step 6: Final answer
    x = 27,822.51

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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.