Home / 25,362.45-38,046.24-8,723.84

Finding the Fourth Proportional to 25,362.45, 38,046.24 and 8,723.84

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Solution

The fourth proportional to 25,362.45, 38,046.24 and 8,723.84 is: 13,086.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,362.45 : 38,046.24 = 8,723.84 : x
  2. Step 2: Convert to fraction form
    25,362.45/38,046.24 = 8,723.84/x
  3. Step 3: Cross multiply
    25,362.45x = 38,046.24 × 8,723.84
  4. Step 4: Simplify right side
    25,362.45x = 331,909,120.13
  5. Step 5: Solve for x
    x = 331,909,120.13/25,362.45
  6. Step 6: Final answer
    x = 13,086.63

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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.