Home / 16,533.76-24,769.38-12,817.80

Finding the Fourth Proportional to 16,533.76, 24,769.38 and 12,817.80

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Solution

The fourth proportional to 16,533.76, 24,769.38 and 12,817.80 is: 19,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,533.76 : 24,769.38 = 12,817.80 : x
  2. Step 2: Convert to fraction form
    16,533.76/24,769.38 = 12,817.80/x
  3. Step 3: Cross multiply
    16,533.76x = 24,769.38 × 12,817.80
  4. Step 4: Simplify right side
    16,533.76x = 317,488,958.96
  5. Step 5: Solve for x
    x = 317,488,958.96/16,533.76
  6. Step 6: Final answer
    x = 19,202.47

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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.