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Finding the Fourth Proportional to 29,912.34, 41,279.03 and 17,344.38

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Solution

The fourth proportional to 29,912.34, 41,279.03 and 17,344.38 is: 23,935.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,912.34 : 41,279.03 = 17,344.38 : x
  2. Step 2: Convert to fraction form
    29,912.34/41,279.03 = 17,344.38/x
  3. Step 3: Cross multiply
    29,912.34x = 41,279.03 × 17,344.38
  4. Step 4: Simplify right side
    29,912.34x = 715,959,182.35
  5. Step 5: Solve for x
    x = 715,959,182.35/29,912.34
  6. Step 6: Final answer
    x = 23,935.24

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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.