Home / 25,234.64-34,822.13-15,163.50

Finding the Fourth Proportional to 25,234.64, 34,822.13 and 15,163.50

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Solution

The fourth proportional to 25,234.64, 34,822.13 and 15,163.50 is: 20,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,234.64 : 34,822.13 = 15,163.50 : x
  2. Step 2: Convert to fraction form
    25,234.64/34,822.13 = 15,163.50/x
  3. Step 3: Cross multiply
    25,234.64x = 34,822.13 × 15,163.50
  4. Step 4: Simplify right side
    25,234.64x = 528,025,292.44
  5. Step 5: Solve for x
    x = 528,025,292.44/25,234.64
  6. Step 6: Final answer
    x = 20,924.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.