Home / 20,083.04-27,699.00-13,714.75

Finding the Fourth Proportional to 20,083.04, 27,699.00 and 13,714.75

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Solution

The fourth proportional to 20,083.04, 27,699.00 and 13,714.75 is: 18,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083.04 : 27,699.00 = 13,714.75 : x
  2. Step 2: Convert to fraction form
    20,083.04/27,699.00 = 13,714.75/x
  3. Step 3: Cross multiply
    20,083.04x = 27,699.00 × 13,714.75
  4. Step 4: Simplify right side
    20,083.04x = 379,884,843.44
  5. Step 5: Solve for x
    x = 379,884,843.44/20,083.04
  6. Step 6: Final answer
    x = 18,915.71

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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.