Home / 20,000.96-27,601.32-11,049.04

Finding the Fourth Proportional to 20,000.96, 27,601.32 and 11,049.04

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Solution

The fourth proportional to 20,000.96, 27,601.32 and 11,049.04 is: 15,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000.96 : 27,601.32 = 11,049.04 : x
  2. Step 2: Convert to fraction form
    20,000.96/27,601.32 = 11,049.04/x
  3. Step 3: Cross multiply
    20,000.96x = 27,601.32 × 11,049.04
  4. Step 4: Simplify right side
    20,000.96x = 304,968,088.73
  5. Step 5: Solve for x
    x = 304,968,088.73/20,000.96
  6. Step 6: Final answer
    x = 15,247.67

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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.