Home / 29,072.70-40,115.48-17,134.43

Finding the Fourth Proportional to 29,072.70, 40,115.48 and 17,134.43

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Solution

The fourth proportional to 29,072.70, 40,115.48 and 17,134.43 is: 23,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,072.70 : 40,115.48 = 17,134.43 : x
  2. Step 2: Convert to fraction form
    29,072.70/40,115.48 = 17,134.43/x
  3. Step 3: Cross multiply
    29,072.70x = 40,115.48 × 17,134.43
  4. Step 4: Simplify right side
    29,072.70x = 687,355,597.73
  5. Step 5: Solve for x
    x = 687,355,597.73/29,072.70
  6. Step 6: Final answer
    x = 23,642.65

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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.