Home / 25,773.72-38,678.40-10,192.56

Finding the Fourth Proportional to 25,773.72, 38,678.40 and 10,192.56

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Solution

The fourth proportional to 25,773.72, 38,678.40 and 10,192.56 is: 15,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773.72 : 38,678.40 = 10,192.56 : x
  2. Step 2: Convert to fraction form
    25,773.72/38,678.40 = 10,192.56/x
  3. Step 3: Cross multiply
    25,773.72x = 38,678.40 × 10,192.56
  4. Step 4: Simplify right side
    25,773.72x = 394,231,912.70
  5. Step 5: Solve for x
    x = 394,231,912.70/25,773.72
  6. Step 6: Final answer
    x = 15,295.89

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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.