Home / 29,852.12-41,178.82-18,654.68

Finding the Fourth Proportional to 29,852.12, 41,178.82 and 18,654.68

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Solution

The fourth proportional to 29,852.12, 41,178.82 and 18,654.68 is: 25,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,852.12 : 41,178.82 = 18,654.68 : x
  2. Step 2: Convert to fraction form
    29,852.12/41,178.82 = 18,654.68/x
  3. Step 3: Cross multiply
    29,852.12x = 41,178.82 × 18,654.68
  4. Step 4: Simplify right side
    29,852.12x = 768,177,659.12
  5. Step 5: Solve for x
    x = 768,177,659.12/29,852.12
  6. Step 6: Final answer
    x = 25,732.77

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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.