Home / 25,383.30-38,076.03-7,853.46

Finding the Fourth Proportional to 25,383.30, 38,076.03 and 7,853.46

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Solution

The fourth proportional to 25,383.30, 38,076.03 and 7,853.46 is: 11,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.30 : 38,076.03 = 7,853.46 : x
  2. Step 2: Convert to fraction form
    25,383.30/38,076.03 = 7,853.46/x
  3. Step 3: Cross multiply
    25,383.30x = 38,076.03 × 7,853.46
  4. Step 4: Simplify right side
    25,383.30x = 299,028,578.56
  5. Step 5: Solve for x
    x = 299,028,578.56/25,383.30
  6. Step 6: Final answer
    x = 11,780.52

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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.