Home / 25,551.38-38,327.41-8,021.21

Finding the Fourth Proportional to 25,551.38, 38,327.41 and 8,021.21

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Solution

The fourth proportional to 25,551.38, 38,327.41 and 8,021.21 is: 12,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.38 : 38,327.41 = 8,021.21 : x
  2. Step 2: Convert to fraction form
    25,551.38/38,327.41 = 8,021.21/x
  3. Step 3: Cross multiply
    25,551.38x = 38,327.41 × 8,021.21
  4. Step 4: Simplify right side
    25,551.38x = 307,431,992.68
  5. Step 5: Solve for x
    x = 307,431,992.68/25,551.38
  6. Step 6: Final answer
    x = 12,031.92

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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.