Home / 45,028.17-67,549.68-13,863.42

Finding the Fourth Proportional to 45,028.17, 67,549.68 and 13,863.42

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Solution

The fourth proportional to 45,028.17, 67,549.68 and 13,863.42 is: 20,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,028.17 : 67,549.68 = 13,863.42 : x
  2. Step 2: Convert to fraction form
    45,028.17/67,549.68 = 13,863.42/x
  3. Step 3: Cross multiply
    45,028.17x = 67,549.68 × 13,863.42
  4. Step 4: Simplify right side
    45,028.17x = 936,469,584.71
  5. Step 5: Solve for x
    x = 936,469,584.71/45,028.17
  6. Step 6: Final answer
    x = 20,797.42

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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.