Home / 27,825.40-41,710.24-13,795.69

Finding the Fourth Proportional to 27,825.40, 41,710.24 and 13,795.69

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Solution

The fourth proportional to 27,825.40, 41,710.24 and 13,795.69 is: 20,679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,825.40 : 41,710.24 = 13,795.69 : x
  2. Step 2: Convert to fraction form
    27,825.40/41,710.24 = 13,795.69/x
  3. Step 3: Cross multiply
    27,825.40x = 41,710.24 × 13,795.69
  4. Step 4: Simplify right side
    27,825.40x = 575,421,540.87
  5. Step 5: Solve for x
    x = 575,421,540.87/27,825.40
  6. Step 6: Final answer
    x = 20,679.72

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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.