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Finding the Fourth Proportional to 35,080.94, 48,411.68 and 19,972.82

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Solution

The fourth proportional to 35,080.94, 48,411.68 and 19,972.82 is: 27,562.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,080.94 : 48,411.68 = 19,972.82 : x
  2. Step 2: Convert to fraction form
    35,080.94/48,411.68 = 19,972.82/x
  3. Step 3: Cross multiply
    35,080.94x = 48,411.68 × 19,972.82
  4. Step 4: Simplify right side
    35,080.94x = 966,917,770.54
  5. Step 5: Solve for x
    x = 966,917,770.54/35,080.94
  6. Step 6: Final answer
    x = 27,562.48

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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.