Home / 16,778.97-25,168.61-5,092.19

Finding the Fourth Proportional to 16,778.97, 25,168.61 and 5,092.19

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Solution

The fourth proportional to 16,778.97, 25,168.61 and 5,092.19 is: 7,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.97 : 25,168.61 = 5,092.19 : x
  2. Step 2: Convert to fraction form
    16,778.97/25,168.61 = 5,092.19/x
  3. Step 3: Cross multiply
    16,778.97x = 25,168.61 × 5,092.19
  4. Step 4: Simplify right side
    16,778.97x = 128,163,344.16
  5. Step 5: Solve for x
    x = 128,163,344.16/16,778.97
  6. Step 6: Final answer
    x = 7,638.33

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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.