Home / 38,234.12-57,351.15-11,941.11

Finding the Fourth Proportional to 38,234.12, 57,351.15 and 11,941.11

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Solution

The fourth proportional to 38,234.12, 57,351.15 and 11,941.11 is: 17,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.12 : 57,351.15 = 11,941.11 : x
  2. Step 2: Convert to fraction form
    38,234.12/57,351.15 = 11,941.11/x
  3. Step 3: Cross multiply
    38,234.12x = 57,351.15 × 11,941.11
  4. Step 4: Simplify right side
    38,234.12x = 684,836,390.78
  5. Step 5: Solve for x
    x = 684,836,390.78/38,234.12
  6. Step 6: Final answer
    x = 17,911.66

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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.