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Finding the Fourth Proportional to 29,043.25, 40,073.49 and 17,102.23

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Solution

The fourth proportional to 29,043.25, 40,073.49 and 17,102.23 is: 23,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,043.25 : 40,073.49 = 17,102.23 : x
  2. Step 2: Convert to fraction form
    29,043.25/40,073.49 = 17,102.23/x
  3. Step 3: Cross multiply
    29,043.25x = 40,073.49 × 17,102.23
  4. Step 4: Simplify right side
    29,043.25x = 685,346,042.88
  5. Step 5: Solve for x
    x = 685,346,042.88/29,043.25
  6. Step 6: Final answer
    x = 23,597.43

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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.