Home / 16,800.88-25,206.99-7,439.62

Finding the Fourth Proportional to 16,800.88, 25,206.99 and 7,439.62

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Solution

The fourth proportional to 16,800.88, 25,206.99 and 7,439.62 is: 11,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.88 : 25,206.99 = 7,439.62 : x
  2. Step 2: Convert to fraction form
    16,800.88/25,206.99 = 7,439.62/x
  3. Step 3: Cross multiply
    16,800.88x = 25,206.99 × 7,439.62
  4. Step 4: Simplify right side
    16,800.88x = 187,530,426.94
  5. Step 5: Solve for x
    x = 187,530,426.94/16,800.88
  6. Step 6: Final answer
    x = 11,161.94

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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.