Home / 17,983.62-26,975.70-6,890.87

Finding the Fourth Proportional to 17,983.62, 26,975.70 and 6,890.87

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Solution

The fourth proportional to 17,983.62, 26,975.70 and 6,890.87 is: 10,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.62 : 26,975.70 = 6,890.87 : x
  2. Step 2: Convert to fraction form
    17,983.62/26,975.70 = 6,890.87/x
  3. Step 3: Cross multiply
    17,983.62x = 26,975.70 × 6,890.87
  4. Step 4: Simplify right side
    17,983.62x = 185,886,109.30
  5. Step 5: Solve for x
    x = 185,886,109.30/17,983.62
  6. Step 6: Final answer
    x = 10,336.41

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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.