Home / 15,974.56-23,958.54-4,285

Finding the Fourth Proportional to 15,974.56, 23,958.54 and 4,285

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Solution

The fourth proportional to 15,974.56, 23,958.54 and 4,285 is: 6,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.56 : 23,958.54 = 4,285 : x
  2. Step 2: Convert to fraction form
    15,974.56/23,958.54 = 4,285/x
  3. Step 3: Cross multiply
    15,974.56x = 23,958.54 × 4,285
  4. Step 4: Simplify right side
    15,974.56x = 102,662,343.90
  5. Step 5: Solve for x
    x = 102,662,343.90/15,974.56
  6. Step 6: Final answer
    x = 6,426.61

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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.