Home / 27,864.31-41,725.10-15,370.44

Finding the Fourth Proportional to 27,864.31, 41,725.10 and 15,370.44

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Solution

The fourth proportional to 27,864.31, 41,725.10 and 15,370.44 is: 23,016.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864.31 : 41,725.10 = 15,370.44 : x
  2. Step 2: Convert to fraction form
    27,864.31/41,725.10 = 15,370.44/x
  3. Step 3: Cross multiply
    27,864.31x = 41,725.10 × 15,370.44
  4. Step 4: Simplify right side
    27,864.31x = 641,333,069.19
  5. Step 5: Solve for x
    x = 641,333,069.19/27,864.31
  6. Step 6: Final answer
    x = 23,016.29

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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.