Home / 19,593.18-27,042.51-11,639.82

Finding the Fourth Proportional to 19,593.18, 27,042.51 and 11,639.82

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Solution

The fourth proportional to 19,593.18, 27,042.51 and 11,639.82 is: 16,065.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593.18 : 27,042.51 = 11,639.82 : x
  2. Step 2: Convert to fraction form
    19,593.18/27,042.51 = 11,639.82/x
  3. Step 3: Cross multiply
    19,593.18x = 27,042.51 × 11,639.82
  4. Step 4: Simplify right side
    19,593.18x = 314,769,948.75
  5. Step 5: Solve for x
    x = 314,769,948.75/19,593.18
  6. Step 6: Final answer
    x = 16,065.28

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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.