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Finding the Fourth Proportional to 29,996.55, 41,401.02 and 17,258.31

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Solution

The fourth proportional to 29,996.55, 41,401.02 and 17,258.31 is: 23,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,996.55 : 41,401.02 = 17,258.31 : x
  2. Step 2: Convert to fraction form
    29,996.55/41,401.02 = 17,258.31/x
  3. Step 3: Cross multiply
    29,996.55x = 41,401.02 × 17,258.31
  4. Step 4: Simplify right side
    29,996.55x = 714,511,637.48
  5. Step 5: Solve for x
    x = 714,511,637.48/29,996.55
  6. Step 6: Final answer
    x = 23,819.79

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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.