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Finding the Fourth Proportional to 35,057.75, 48,383.93 and 19,954.08

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Solution

The fourth proportional to 35,057.75, 48,383.93 and 19,954.08 is: 27,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,057.75 : 48,383.93 = 19,954.08 : x
  2. Step 2: Convert to fraction form
    35,057.75/48,383.93 = 19,954.08/x
  3. Step 3: Cross multiply
    35,057.75x = 48,383.93 × 19,954.08
  4. Step 4: Simplify right side
    35,057.75x = 965,456,859.82
  5. Step 5: Solve for x
    x = 965,456,859.82/35,057.75
  6. Step 6: Final answer
    x = 27,539.05

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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.