Home / 25,523.91-38,285.84-7,995.11

Finding the Fourth Proportional to 25,523.91, 38,285.84 and 7,995.11

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Solution

The fourth proportional to 25,523.91, 38,285.84 and 7,995.11 is: 11,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.91 : 38,285.84 = 7,995.11 : x
  2. Step 2: Convert to fraction form
    25,523.91/38,285.84 = 7,995.11/x
  3. Step 3: Cross multiply
    25,523.91x = 38,285.84 × 7,995.11
  4. Step 4: Simplify right side
    25,523.91x = 306,099,330.80
  5. Step 5: Solve for x
    x = 306,099,330.80/25,523.91
  6. Step 6: Final answer
    x = 11,992.65

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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.