Home / 16,910.80-25,370.55-9,896.74

Finding the Fourth Proportional to 16,910.80, 25,370.55 and 9,896.74

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Solution

The fourth proportional to 16,910.80, 25,370.55 and 9,896.74 is: 14,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.80 : 25,370.55 = 9,896.74 : x
  2. Step 2: Convert to fraction form
    16,910.80/25,370.55 = 9,896.74/x
  3. Step 3: Cross multiply
    16,910.80x = 25,370.55 × 9,896.74
  4. Step 4: Simplify right side
    16,910.80x = 251,085,737.01
  5. Step 5: Solve for x
    x = 251,085,737.01/16,910.80
  6. Step 6: Final answer
    x = 14,847.66

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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.