Home / 18,376.41-25,361.33-10,825.12

Finding the Fourth Proportional to 18,376.41, 25,361.33 and 10,825.12

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Solution

The fourth proportional to 18,376.41, 25,361.33 and 10,825.12 is: 14,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.41 : 25,361.33 = 10,825.12 : x
  2. Step 2: Convert to fraction form
    18,376.41/25,361.33 = 10,825.12/x
  3. Step 3: Cross multiply
    18,376.41x = 25,361.33 × 10,825.12
  4. Step 4: Simplify right side
    18,376.41x = 274,539,440.61
  5. Step 5: Solve for x
    x = 274,539,440.61/18,376.41
  6. Step 6: Final answer
    x = 14,939.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.