Home / 29,365.38-40,524.39-15,936.66

Finding the Fourth Proportional to 29,365.38, 40,524.39 and 15,936.66

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Solution

The fourth proportional to 29,365.38, 40,524.39 and 15,936.66 is: 21,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,365.38 : 40,524.39 = 15,936.66 : x
  2. Step 2: Convert to fraction form
    29,365.38/40,524.39 = 15,936.66/x
  3. Step 3: Cross multiply
    29,365.38x = 40,524.39 × 15,936.66
  4. Step 4: Simplify right side
    29,365.38x = 645,823,425.14
  5. Step 5: Solve for x
    x = 645,823,425.14/29,365.38
  6. Step 6: Final answer
    x = 21,992.68

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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.