Home / 20,498.29-30,755.18-8,027.22

Finding the Fourth Proportional to 20,498.29, 30,755.18 and 8,027.22

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Solution

The fourth proportional to 20,498.29, 30,755.18 and 8,027.22 is: 12,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498.29 : 30,755.18 = 8,027.22 : x
  2. Step 2: Convert to fraction form
    20,498.29/30,755.18 = 8,027.22/x
  3. Step 3: Cross multiply
    20,498.29x = 30,755.18 × 8,027.22
  4. Step 4: Simplify right side
    20,498.29x = 246,878,596.00
  5. Step 5: Solve for x
    x = 246,878,596.00/20,498.29
  6. Step 6: Final answer
    x = 12,043.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.