Home / 10,992.30-16,469.13-9,248.79

Finding the Fourth Proportional to 10,992.30, 16,469.13 and 9,248.79

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Solution

The fourth proportional to 10,992.30, 16,469.13 and 9,248.79 is: 13,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.30 : 16,469.13 = 9,248.79 : x
  2. Step 2: Convert to fraction form
    10,992.30/16,469.13 = 9,248.79/x
  3. Step 3: Cross multiply
    10,992.30x = 16,469.13 × 9,248.79
  4. Step 4: Simplify right side
    10,992.30x = 152,319,524.85
  5. Step 5: Solve for x
    x = 152,319,524.85/10,992.30
  6. Step 6: Final answer
    x = 13,856.93

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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.