Home / 20,092.91-27,735.39-13,714.94

Finding the Fourth Proportional to 20,092.91, 27,735.39 and 13,714.94

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Solution

The fourth proportional to 20,092.91, 27,735.39 and 13,714.94 is: 18,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.91 : 27,735.39 = 13,714.94 : x
  2. Step 2: Convert to fraction form
    20,092.91/27,735.39 = 13,714.94/x
  3. Step 3: Cross multiply
    20,092.91x = 27,735.39 × 13,714.94
  4. Step 4: Simplify right side
    20,092.91x = 380,389,071.05
  5. Step 5: Solve for x
    x = 380,389,071.05/20,092.91
  6. Step 6: Final answer
    x = 18,931.51

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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.