Home / 15,905.48-23,864.96-8,508

Finding the Fourth Proportional to 15,905.48, 23,864.96 and 8,508

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Solution

The fourth proportional to 15,905.48, 23,864.96 and 8,508 is: 12,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905.48 : 23,864.96 = 8,508 : x
  2. Step 2: Convert to fraction form
    15,905.48/23,864.96 = 8,508/x
  3. Step 3: Cross multiply
    15,905.48x = 23,864.96 × 8,508
  4. Step 4: Simplify right side
    15,905.48x = 203,043,079.68
  5. Step 5: Solve for x
    x = 203,043,079.68/15,905.48
  6. Step 6: Final answer
    x = 12,765.61

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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.