Home / 13,982.69-19,291.16-7,932.06

Finding the Fourth Proportional to 13,982.69, 19,291.16 and 7,932.06

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Solution

The fourth proportional to 13,982.69, 19,291.16 and 7,932.06 is: 10,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.69 : 19,291.16 = 7,932.06 : x
  2. Step 2: Convert to fraction form
    13,982.69/19,291.16 = 7,932.06/x
  3. Step 3: Cross multiply
    13,982.69x = 19,291.16 × 7,932.06
  4. Step 4: Simplify right side
    13,982.69x = 153,018,658.42
  5. Step 5: Solve for x
    x = 153,018,658.42/13,982.69
  6. Step 6: Final answer
    x = 10,943.43

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