Home / 17,172.06-25,769.63-6,078.70

Finding the Fourth Proportional to 17,172.06, 25,769.63 and 6,078.70

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Solution

The fourth proportional to 17,172.06, 25,769.63 and 6,078.70 is: 9,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.06 : 25,769.63 = 6,078.70 : x
  2. Step 2: Convert to fraction form
    17,172.06/25,769.63 = 6,078.70/x
  3. Step 3: Cross multiply
    17,172.06x = 25,769.63 × 6,078.70
  4. Step 4: Simplify right side
    17,172.06x = 156,645,849.88
  5. Step 5: Solve for x
    x = 156,645,849.88/17,172.06
  6. Step 6: Final answer
    x = 9,122.14

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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.