Home / 16,221.87-24,316.10-11,768.44

Finding the Fourth Proportional to 16,221.87, 24,316.10 and 11,768.44

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Solution

The fourth proportional to 16,221.87, 24,316.10 and 11,768.44 is: 17,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,221.87 : 24,316.10 = 11,768.44 : x
  2. Step 2: Convert to fraction form
    16,221.87/24,316.10 = 11,768.44/x
  3. Step 3: Cross multiply
    16,221.87x = 24,316.10 × 11,768.44
  4. Step 4: Simplify right side
    16,221.87x = 286,162,533.98
  5. Step 5: Solve for x
    x = 286,162,533.98/16,221.87
  6. Step 6: Final answer
    x = 17,640.54

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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.