Home / 20,241.33-27,936.45-14,951.49

Finding the Fourth Proportional to 20,241.33, 27,936.45 and 14,951.49

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Solution

The fourth proportional to 20,241.33, 27,936.45 and 14,951.49 is: 20,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241.33 : 27,936.45 = 14,951.49 : x
  2. Step 2: Convert to fraction form
    20,241.33/27,936.45 = 14,951.49/x
  3. Step 3: Cross multiply
    20,241.33x = 27,936.45 × 14,951.49
  4. Step 4: Simplify right side
    20,241.33x = 417,691,552.81
  5. Step 5: Solve for x
    x = 417,691,552.81/20,241.33
  6. Step 6: Final answer
    x = 20,635.58

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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.