Home / 11,236.17-16,841.14-8,453.91

Finding the Fourth Proportional to 11,236.17, 16,841.14 and 8,453.91

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Solution

The fourth proportional to 11,236.17, 16,841.14 and 8,453.91 is: 12,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.17 : 16,841.14 = 8,453.91 : x
  2. Step 2: Convert to fraction form
    11,236.17/16,841.14 = 8,453.91/x
  3. Step 3: Cross multiply
    11,236.17x = 16,841.14 × 8,453.91
  4. Step 4: Simplify right side
    11,236.17x = 142,373,355.38
  5. Step 5: Solve for x
    x = 142,373,355.38/11,236.17
  6. Step 6: Final answer
    x = 12,670.99

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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.