Home / 25,481.16-38,199.90-9,677.25

Finding the Fourth Proportional to 25,481.16, 38,199.90 and 9,677.25

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Solution

The fourth proportional to 25,481.16, 38,199.90 and 9,677.25 is: 14,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.16 : 38,199.90 = 9,677.25 : x
  2. Step 2: Convert to fraction form
    25,481.16/38,199.90 = 9,677.25/x
  3. Step 3: Cross multiply
    25,481.16x = 38,199.90 × 9,677.25
  4. Step 4: Simplify right side
    25,481.16x = 369,669,982.28
  5. Step 5: Solve for x
    x = 369,669,982.28/25,481.16
  6. Step 6: Final answer
    x = 14,507.58

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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.