Home / 25,481.34-38,230.21-10,686.29

Finding the Fourth Proportional to 25,481.34, 38,230.21 and 10,686.29

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Solution

The fourth proportional to 25,481.34, 38,230.21 and 10,686.29 is: 16,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.34 : 38,230.21 = 10,686.29 : x
  2. Step 2: Convert to fraction form
    25,481.34/38,230.21 = 10,686.29/x
  3. Step 3: Cross multiply
    25,481.34x = 38,230.21 × 10,686.29
  4. Step 4: Simplify right side
    25,481.34x = 408,538,933.03
  5. Step 5: Solve for x
    x = 408,538,933.03/25,481.34
  6. Step 6: Final answer
    x = 16,032.87

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1.5x scale

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.