Home / 19,792.44-27,318.06-12,339

Finding the Fourth Proportional to 19,792.44, 27,318.06 and 12,339

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Solution

The fourth proportional to 19,792.44, 27,318.06 and 12,339 is: 17,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.44 : 27,318.06 = 12,339 : x
  2. Step 2: Convert to fraction form
    19,792.44/27,318.06 = 12,339/x
  3. Step 3: Cross multiply
    19,792.44x = 27,318.06 × 12,339
  4. Step 4: Simplify right side
    19,792.44x = 337,077,542.34
  5. Step 5: Solve for x
    x = 337,077,542.34/19,792.44
  6. Step 6: Final answer
    x = 17,030.62

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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.