Home / 16,660.35-25,004.70-6,806.70

Finding the Fourth Proportional to 16,660.35, 25,004.70 and 6,806.70

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Solution

The fourth proportional to 16,660.35, 25,004.70 and 6,806.70 is: 10,215.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.35 : 25,004.70 = 6,806.70 : x
  2. Step 2: Convert to fraction form
    16,660.35/25,004.70 = 6,806.70/x
  3. Step 3: Cross multiply
    16,660.35x = 25,004.70 × 6,806.70
  4. Step 4: Simplify right side
    16,660.35x = 170,199,491.49
  5. Step 5: Solve for x
    x = 170,199,491.49/16,660.35
  6. Step 6: Final answer
    x = 10,215.84

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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.