Home / 14,128.83-21,194.82-6,227.96

Finding the Fourth Proportional to 14,128.83, 21,194.82 and 6,227.96

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Solution

The fourth proportional to 14,128.83, 21,194.82 and 6,227.96 is: 9,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128.83 : 21,194.82 = 6,227.96 : x
  2. Step 2: Convert to fraction form
    14,128.83/21,194.82 = 6,227.96/x
  3. Step 3: Cross multiply
    14,128.83x = 21,194.82 × 6,227.96
  4. Step 4: Simplify right side
    14,128.83x = 132,000,385.19
  5. Step 5: Solve for x
    x = 132,000,385.19/14,128.83
  6. Step 6: Final answer
    x = 9,342.63

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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.