Home / 13,179.03-19,769.92-4,295.05

Finding the Fourth Proportional to 13,179.03, 19,769.92 and 4,295.05

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Solution

The fourth proportional to 13,179.03, 19,769.92 and 4,295.05 is: 6,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,179.03 : 19,769.92 = 4,295.05 : x
  2. Step 2: Convert to fraction form
    13,179.03/19,769.92 = 4,295.05/x
  3. Step 3: Cross multiply
    13,179.03x = 19,769.92 × 4,295.05
  4. Step 4: Simplify right side
    13,179.03x = 84,912,794.90
  5. Step 5: Solve for x
    x = 84,912,794.90/13,179.03
  6. Step 6: Final answer
    x = 6,443.02

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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.