Home / 38,933.76-58,414.08-18,170.88

Finding the Fourth Proportional to 38,933.76, 58,414.08 and 18,170.88

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Solution

The fourth proportional to 38,933.76, 58,414.08 and 18,170.88 is: 27,262.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,933.76 : 58,414.08 = 18,170.88 : x
  2. Step 2: Convert to fraction form
    38,933.76/58,414.08 = 18,170.88/x
  3. Step 3: Cross multiply
    38,933.76x = 58,414.08 × 18,170.88
  4. Step 4: Simplify right side
    38,933.76x = 1,061,435,237.99
  5. Step 5: Solve for x
    x = 1,061,435,237.99/38,933.76
  6. Step 6: Final answer
    x = 27,262.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.