Home / 18,836.77-25,998.33-12,463.49

Finding the Fourth Proportional to 18,836.77, 25,998.33 and 12,463.49

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Solution

The fourth proportional to 18,836.77, 25,998.33 and 12,463.49 is: 17,201.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.77 : 25,998.33 = 12,463.49 : x
  2. Step 2: Convert to fraction form
    18,836.77/25,998.33 = 12,463.49/x
  3. Step 3: Cross multiply
    18,836.77x = 25,998.33 × 12,463.49
  4. Step 4: Simplify right side
    18,836.77x = 324,029,925.97
  5. Step 5: Solve for x
    x = 324,029,925.97/18,836.77
  6. Step 6: Final answer
    x = 17,201.99

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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.