Home / 18,694.99-28,046.54-5,548.29

Finding the Fourth Proportional to 18,694.99, 28,046.54 and 5,548.29

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Solution

The fourth proportional to 18,694.99, 28,046.54 and 5,548.29 is: 8,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.99 : 28,046.54 = 5,548.29 : x
  2. Step 2: Convert to fraction form
    18,694.99/28,046.54 = 5,548.29/x
  3. Step 3: Cross multiply
    18,694.99x = 28,046.54 × 5,548.29
  4. Step 4: Simplify right side
    18,694.99x = 155,610,337.42
  5. Step 5: Solve for x
    x = 155,610,337.42/18,694.99
  6. Step 6: Final answer
    x = 8,323.64

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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.