Home / 16,930.80-25,399.14-7,076.97

Finding the Fourth Proportional to 16,930.80, 25,399.14 and 7,076.97

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Solution

The fourth proportional to 16,930.80, 25,399.14 and 7,076.97 is: 10,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.80 : 25,399.14 = 7,076.97 : x
  2. Step 2: Convert to fraction form
    16,930.80/25,399.14 = 7,076.97/x
  3. Step 3: Cross multiply
    16,930.80x = 25,399.14 × 7,076.97
  4. Step 4: Simplify right side
    16,930.80x = 179,748,951.81
  5. Step 5: Solve for x
    x = 179,748,951.81/16,930.80
  6. Step 6: Final answer
    x = 10,616.68

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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.