Home / 20,199.29-27,865.44-14,234.24

Finding the Fourth Proportional to 20,199.29, 27,865.44 and 14,234.24

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Solution

The fourth proportional to 20,199.29, 27,865.44 and 14,234.24 is: 19,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.29 : 27,865.44 = 14,234.24 : x
  2. Step 2: Convert to fraction form
    20,199.29/27,865.44 = 14,234.24/x
  3. Step 3: Cross multiply
    20,199.29x = 27,865.44 × 14,234.24
  4. Step 4: Simplify right side
    20,199.29x = 396,643,221.34
  5. Step 5: Solve for x
    x = 396,643,221.34/20,199.29
  6. Step 6: Final answer
    x = 19,636.50

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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.