Home / 20,046.99-27,664.90-11,095.11

Finding the Fourth Proportional to 20,046.99, 27,664.90 and 11,095.11

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Solution

The fourth proportional to 20,046.99, 27,664.90 and 11,095.11 is: 15,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.99 : 27,664.90 = 11,095.11 : x
  2. Step 2: Convert to fraction form
    20,046.99/27,664.90 = 11,095.11/x
  3. Step 3: Cross multiply
    20,046.99x = 27,664.90 × 11,095.11
  4. Step 4: Simplify right side
    20,046.99x = 306,945,108.64
  5. Step 5: Solve for x
    x = 306,945,108.64/20,046.99
  6. Step 6: Final answer
    x = 15,311.28

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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.