Home / 16,778.04-25,154.64-8,451.96

Finding the Fourth Proportional to 16,778.04, 25,154.64 and 8,451.96

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Solution

The fourth proportional to 16,778.04, 25,154.64 and 8,451.96 is: 12,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.04 : 25,154.64 = 8,451.96 : x
  2. Step 2: Convert to fraction form
    16,778.04/25,154.64 = 8,451.96/x
  3. Step 3: Cross multiply
    16,778.04x = 25,154.64 × 8,451.96
  4. Step 4: Simplify right side
    16,778.04x = 212,606,011.09
  5. Step 5: Solve for x
    x = 212,606,011.09/16,778.04
  6. Step 6: Final answer
    x = 12,671.68

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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.