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Finding the Fourth Proportional to 25,933, 38,906.46 and 10,361.56

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Solution

The fourth proportional to 25,933, 38,906.46 and 10,361.56 is: 15,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933 : 38,906.46 = 10,361.56 : x
  2. Step 2: Convert to fraction form
    25,933/38,906.46 = 10,361.56/x
  3. Step 3: Cross multiply
    25,933x = 38,906.46 × 10,361.56
  4. Step 4: Simplify right side
    25,933x = 403,131,619.68
  5. Step 5: Solve for x
    x = 403,131,619.68/25,933
  6. Step 6: Final answer
    x = 15,545.12

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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.