Home / 18,192.53-27,288.80-6,505.04

Finding the Fourth Proportional to 18,192.53, 27,288.80 and 6,505.04

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Solution

The fourth proportional to 18,192.53, 27,288.80 and 6,505.04 is: 9,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.53 : 27,288.80 = 6,505.04 : x
  2. Step 2: Convert to fraction form
    18,192.53/27,288.80 = 6,505.04/x
  3. Step 3: Cross multiply
    18,192.53x = 27,288.80 × 6,505.04
  4. Step 4: Simplify right side
    18,192.53x = 177,514,703.03
  5. Step 5: Solve for x
    x = 177,514,703.03/18,192.53
  6. Step 6: Final answer
    x = 9,757.56

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Similar ratio
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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.