Home / 12,000.96-16,552.38-8,813.27

Finding the Fourth Proportional to 12,000.96, 16,552.38 and 8,813.27

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Solution

The fourth proportional to 12,000.96, 16,552.38 and 8,813.27 is: 12,155.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000.96 : 16,552.38 = 8,813.27 : x
  2. Step 2: Convert to fraction form
    12,000.96/16,552.38 = 8,813.27/x
  3. Step 3: Cross multiply
    12,000.96x = 16,552.38 × 8,813.27
  4. Step 4: Simplify right side
    12,000.96x = 145,880,668.51
  5. Step 5: Solve for x
    x = 145,880,668.51/12,000.96
  6. Step 6: Final answer
    x = 12,155.75

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.