Home / 18,736.84-25,850.64-12,366.60

Finding the Fourth Proportional to 18,736.84, 25,850.64 and 12,366.60

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Solution

The fourth proportional to 18,736.84, 25,850.64 and 12,366.60 is: 17,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.84 : 25,850.64 = 12,366.60 : x
  2. Step 2: Convert to fraction form
    18,736.84/25,850.64 = 12,366.60/x
  3. Step 3: Cross multiply
    18,736.84x = 25,850.64 × 12,366.60
  4. Step 4: Simplify right side
    18,736.84x = 319,684,524.62
  5. Step 5: Solve for x
    x = 319,684,524.62/18,736.84
  6. Step 6: Final answer
    x = 17,061.82

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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.