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Finding the Fourth Proportional to 15,249.96, 22,874.94 and 4,305.96

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Solution

The fourth proportional to 15,249.96, 22,874.94 and 4,305.96 is: 6,458.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249.96 : 22,874.94 = 4,305.96 : x
  2. Step 2: Convert to fraction form
    15,249.96/22,874.94 = 4,305.96/x
  3. Step 3: Cross multiply
    15,249.96x = 22,874.94 × 4,305.96
  4. Step 4: Simplify right side
    15,249.96x = 98,498,576.64
  5. Step 5: Solve for x
    x = 98,498,576.64/15,249.96
  6. Step 6: Final answer
    x = 6,458.94

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Half scale
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Double scale
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Similar ratio
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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.