Home / 38,002.45-57,011.82-11,350.54

Finding the Fourth Proportional to 38,002.45, 57,011.82 and 11,350.54

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Solution

The fourth proportional to 38,002.45, 57,011.82 and 11,350.54 is: 17,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.45 : 57,011.82 = 11,350.54 : x
  2. Step 2: Convert to fraction form
    38,002.45/57,011.82 = 11,350.54/x
  3. Step 3: Cross multiply
    38,002.45x = 57,011.82 × 11,350.54
  4. Step 4: Simplify right side
    38,002.45x = 647,114,800.85
  5. Step 5: Solve for x
    x = 647,114,800.85/38,002.45
  6. Step 6: Final answer
    x = 17,028.24

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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.