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Finding the Fourth Proportional to 9,455.32, 14,182.97 and 9,441.65

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Solution

The fourth proportional to 9,455.32, 14,182.97 and 9,441.65 is: 14,162.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.32 : 14,182.97 = 9,441.65 : x
  2. Step 2: Convert to fraction form
    9,455.32/14,182.97 = 9,441.65/x
  3. Step 3: Cross multiply
    9,455.32x = 14,182.97 × 9,441.65
  4. Step 4: Simplify right side
    9,455.32x = 133,910,662.30
  5. Step 5: Solve for x
    x = 133,910,662.30/9,455.32
  6. Step 6: Final answer
    x = 14,162.48

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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.