Home / 38,450.18-57,571.04-19,943.30

Finding the Fourth Proportional to 38,450.18, 57,571.04 and 19,943.30

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Solution

The fourth proportional to 38,450.18, 57,571.04 and 19,943.30 is: 29,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,450.18 : 57,571.04 = 19,943.30 : x
  2. Step 2: Convert to fraction form
    38,450.18/57,571.04 = 19,943.30/x
  3. Step 3: Cross multiply
    38,450.18x = 57,571.04 × 19,943.30
  4. Step 4: Simplify right side
    38,450.18x = 1,148,156,134.46
  5. Step 5: Solve for x
    x = 1,148,156,134.46/38,450.18
  6. Step 6: Final answer
    x = 29,860.88

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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.