Home / 16,764.72-25,108.77-8,005.77

Finding the Fourth Proportional to 16,764.72, 25,108.77 and 8,005.77

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Solution

The fourth proportional to 16,764.72, 25,108.77 and 8,005.77 is: 11,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.72 : 25,108.77 = 8,005.77 : x
  2. Step 2: Convert to fraction form
    16,764.72/25,108.77 = 8,005.77/x
  3. Step 3: Cross multiply
    16,764.72x = 25,108.77 × 8,005.77
  4. Step 4: Simplify right side
    16,764.72x = 201,015,037.60
  5. Step 5: Solve for x
    x = 201,015,037.60/16,764.72
  6. Step 6: Final answer
    x = 11,990.36

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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.