Home / 14,194.40-19,588.56-8,228

Finding the Fourth Proportional to 14,194.40, 19,588.56 and 8,228

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Solution

The fourth proportional to 14,194.40, 19,588.56 and 8,228 is: 11,354.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.40 : 19,588.56 = 8,228 : x
  2. Step 2: Convert to fraction form
    14,194.40/19,588.56 = 8,228/x
  3. Step 3: Cross multiply
    14,194.40x = 19,588.56 × 8,228
  4. Step 4: Simplify right side
    14,194.40x = 161,174,671.68
  5. Step 5: Solve for x
    x = 161,174,671.68/14,194.40
  6. Step 6: Final answer
    x = 11,354.81

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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.