Home / 38,222.35-57,318.94-18,228.31

Finding the Fourth Proportional to 38,222.35, 57,318.94 and 18,228.31

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Solution

The fourth proportional to 38,222.35, 57,318.94 and 18,228.31 is: 27,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,222.35 : 57,318.94 = 18,228.31 : x
  2. Step 2: Convert to fraction form
    38,222.35/57,318.94 = 18,228.31/x
  3. Step 3: Cross multiply
    38,222.35x = 57,318.94 × 18,228.31
  4. Step 4: Simplify right side
    38,222.35x = 1,044,827,286.68
  5. Step 5: Solve for x
    x = 1,044,827,286.68/38,222.35
  6. Step 6: Final answer
    x = 27,335.51

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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.