Home / 20,036.14-27,649.88-12,076.27

Finding the Fourth Proportional to 20,036.14, 27,649.88 and 12,076.27

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Solution

The fourth proportional to 20,036.14, 27,649.88 and 12,076.27 is: 16,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.14 : 27,649.88 = 12,076.27 : x
  2. Step 2: Convert to fraction form
    20,036.14/27,649.88 = 12,076.27/x
  3. Step 3: Cross multiply
    20,036.14x = 27,649.88 × 12,076.27
  4. Step 4: Simplify right side
    20,036.14x = 333,907,416.35
  5. Step 5: Solve for x
    x = 333,907,416.35/20,036.14
  6. Step 6: Final answer
    x = 16,665.26

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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.