Home / 30,654.82-45,957.79-28,194.58

Finding the Fourth Proportional to 30,654.82, 45,957.79 and 28,194.58

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Solution

The fourth proportional to 30,654.82, 45,957.79 and 28,194.58 is: 42,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,654.82 : 45,957.79 = 28,194.58 : x
  2. Step 2: Convert to fraction form
    30,654.82/45,957.79 = 28,194.58/x
  3. Step 3: Cross multiply
    30,654.82x = 45,957.79 × 28,194.58
  4. Step 4: Simplify right side
    30,654.82x = 1,295,760,586.78
  5. Step 5: Solve for x
    x = 1,295,760,586.78/30,654.82
  6. Step 6: Final answer
    x = 42,269.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.