Home / 38,286.96-52,862.04-28,216.56

Finding the Fourth Proportional to 38,286.96, 52,862.04 and 28,216.56

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Solution

The fourth proportional to 38,286.96, 52,862.04 and 28,216.56 is: 38,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,286.96 : 52,862.04 = 28,216.56 : x
  2. Step 2: Convert to fraction form
    38,286.96/52,862.04 = 28,216.56/x
  3. Step 3: Cross multiply
    38,286.96x = 52,862.04 × 28,216.56
  4. Step 4: Simplify right side
    38,286.96x = 1,491,584,923.38
  5. Step 5: Solve for x
    x = 1,491,584,923.38/38,286.96
  6. Step 6: Final answer
    x = 38,958.04

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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.