Home / 12,496.38-17,246.01-7,192.90

Finding the Fourth Proportional to 12,496.38, 17,246.01 and 7,192.90

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Solution

The fourth proportional to 12,496.38, 17,246.01 and 7,192.90 is: 9,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.38 : 17,246.01 = 7,192.90 : x
  2. Step 2: Convert to fraction form
    12,496.38/17,246.01 = 7,192.90/x
  3. Step 3: Cross multiply
    12,496.38x = 17,246.01 × 7,192.90
  4. Step 4: Simplify right side
    12,496.38x = 124,048,825.33
  5. Step 5: Solve for x
    x = 124,048,825.33/12,496.38
  6. Step 6: Final answer
    x = 9,926.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.