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Finding the Fourth Proportional to 35,481.84, 48,965.28 and 19,566.92

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Solution

The fourth proportional to 35,481.84, 48,965.28 and 19,566.92 is: 27,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.84 : 48,965.28 = 19,566.92 : x
  2. Step 2: Convert to fraction form
    35,481.84/48,965.28 = 19,566.92/x
  3. Step 3: Cross multiply
    35,481.84x = 48,965.28 × 19,566.92
  4. Step 4: Simplify right side
    35,481.84x = 958,099,716.54
  5. Step 5: Solve for x
    x = 958,099,716.54/35,481.84
  6. Step 6: Final answer
    x = 27,002.54

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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.