Home / 25,944.84-38,918.16-8,414.82

Finding the Fourth Proportional to 25,944.84, 38,918.16 and 8,414.82

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Solution

The fourth proportional to 25,944.84, 38,918.16 and 8,414.82 is: 12,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.84 : 38,918.16 = 8,414.82 : x
  2. Step 2: Convert to fraction form
    25,944.84/38,918.16 = 8,414.82/x
  3. Step 3: Cross multiply
    25,944.84x = 38,918.16 × 8,414.82
  4. Step 4: Simplify right side
    25,944.84x = 327,489,311.13
  5. Step 5: Solve for x
    x = 327,489,311.13/25,944.84
  6. Step 6: Final answer
    x = 12,622.52

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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.