Home / 15,529.31-23,274.52-12,229.37

Finding the Fourth Proportional to 15,529.31, 23,274.52 and 12,229.37

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Solution

The fourth proportional to 15,529.31, 23,274.52 and 12,229.37 is: 18,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529.31 : 23,274.52 = 12,229.37 : x
  2. Step 2: Convert to fraction form
    15,529.31/23,274.52 = 12,229.37/x
  3. Step 3: Cross multiply
    15,529.31x = 23,274.52 × 12,229.37
  4. Step 4: Simplify right side
    15,529.31x = 284,632,716.65
  5. Step 5: Solve for x
    x = 284,632,716.65/15,529.31
  6. Step 6: Final answer
    x = 18,328.74

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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.