Home / 18,098.33-27,155.23-7,570.80

Finding the Fourth Proportional to 18,098.33, 27,155.23 and 7,570.80

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Solution

The fourth proportional to 18,098.33, 27,155.23 and 7,570.80 is: 11,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.33 : 27,155.23 = 7,570.80 : x
  2. Step 2: Convert to fraction form
    18,098.33/27,155.23 = 7,570.80/x
  3. Step 3: Cross multiply
    18,098.33x = 27,155.23 × 7,570.80
  4. Step 4: Simplify right side
    18,098.33x = 205,586,796.36
  5. Step 5: Solve for x
    x = 205,586,796.36/18,098.33
  6. Step 6: Final answer
    x = 11,359.44

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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.