Home / 23,451.56-35,179.52-7,871.48

Finding the Fourth Proportional to 23,451.56, 35,179.52 and 7,871.48

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Solution

The fourth proportional to 23,451.56, 35,179.52 and 7,871.48 is: 11,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451.56 : 35,179.52 = 7,871.48 : x
  2. Step 2: Convert to fraction form
    23,451.56/35,179.52 = 7,871.48/x
  3. Step 3: Cross multiply
    23,451.56x = 35,179.52 × 7,871.48
  4. Step 4: Simplify right side
    23,451.56x = 276,914,888.09
  5. Step 5: Solve for x
    x = 276,914,888.09/23,451.56
  6. Step 6: Final answer
    x = 11,807.95

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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.