Home / 16,178.68-24,270.41-8,285.66

Finding the Fourth Proportional to 16,178.68, 24,270.41 and 8,285.66

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Solution

The fourth proportional to 16,178.68, 24,270.41 and 8,285.66 is: 12,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,178.68 : 24,270.41 = 8,285.66 : x
  2. Step 2: Convert to fraction form
    16,178.68/24,270.41 = 8,285.66/x
  3. Step 3: Cross multiply
    16,178.68x = 24,270.41 × 8,285.66
  4. Step 4: Simplify right side
    16,178.68x = 201,096,365.32
  5. Step 5: Solve for x
    x = 201,096,365.32/16,178.68
  6. Step 6: Final answer
    x = 12,429.71

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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.