Home / 38,310.33-57,472.79-12,008.01

Finding the Fourth Proportional to 38,310.33, 57,472.79 and 12,008.01

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Solution

The fourth proportional to 38,310.33, 57,472.79 and 12,008.01 is: 18,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310.33 : 57,472.79 = 12,008.01 : x
  2. Step 2: Convert to fraction form
    38,310.33/57,472.79 = 12,008.01/x
  3. Step 3: Cross multiply
    38,310.33x = 57,472.79 × 12,008.01
  4. Step 4: Simplify right side
    38,310.33x = 690,133,777.01
  5. Step 5: Solve for x
    x = 690,133,777.01/38,310.33
  6. Step 6: Final answer
    x = 18,014.30

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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.