Home / 18,232.49-27,343.06-7,136.12

Finding the Fourth Proportional to 18,232.49, 27,343.06 and 7,136.12

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Solution

The fourth proportional to 18,232.49, 27,343.06 and 7,136.12 is: 10,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.49 : 27,343.06 = 7,136.12 : x
  2. Step 2: Convert to fraction form
    18,232.49/27,343.06 = 7,136.12/x
  3. Step 3: Cross multiply
    18,232.49x = 27,343.06 × 7,136.12
  4. Step 4: Simplify right side
    18,232.49x = 195,123,357.33
  5. Step 5: Solve for x
    x = 195,123,357.33/18,232.49
  6. Step 6: Final answer
    x = 10,701.96

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Half scale
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Double scale
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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.