Home / 38,197.20-57,282.09-13,230.54

Finding the Fourth Proportional to 38,197.20, 57,282.09 and 13,230.54

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Solution

The fourth proportional to 38,197.20, 57,282.09 and 13,230.54 is: 19,841.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,197.20 : 57,282.09 = 13,230.54 : x
  2. Step 2: Convert to fraction form
    38,197.20/57,282.09 = 13,230.54/x
  3. Step 3: Cross multiply
    38,197.20x = 57,282.09 × 13,230.54
  4. Step 4: Simplify right side
    38,197.20x = 757,872,983.03
  5. Step 5: Solve for x
    x = 757,872,983.03/38,197.20
  6. Step 6: Final answer
    x = 19,841.06

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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.