Home / 18,550.82-27,660.77-16,490.18

Finding the Fourth Proportional to 18,550.82, 27,660.77 and 16,490.18

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Solution

The fourth proportional to 18,550.82, 27,660.77 and 16,490.18 is: 24,588.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.82 : 27,660.77 = 16,490.18 : x
  2. Step 2: Convert to fraction form
    18,550.82/27,660.77 = 16,490.18/x
  3. Step 3: Cross multiply
    18,550.82x = 27,660.77 × 16,490.18
  4. Step 4: Simplify right side
    18,550.82x = 456,131,076.24
  5. Step 5: Solve for x
    x = 456,131,076.24/18,550.82
  6. Step 6: Final answer
    x = 24,588.19

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.