Home / 18,549.76-27,817.26-10,764.04

Finding the Fourth Proportional to 18,549.76, 27,817.26 and 10,764.04

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Solution

The fourth proportional to 18,549.76, 27,817.26 and 10,764.04 is: 16,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.76 : 27,817.26 = 10,764.04 : x
  2. Step 2: Convert to fraction form
    18,549.76/27,817.26 = 10,764.04/x
  3. Step 3: Cross multiply
    18,549.76x = 27,817.26 × 10,764.04
  4. Step 4: Simplify right side
    18,549.76x = 299,426,099.33
  5. Step 5: Solve for x
    x = 299,426,099.33/18,549.76
  6. Step 6: Final answer
    x = 16,141.78

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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.