Home / 27,645.84-41,470.92-10,115.28

Finding the Fourth Proportional to 27,645.84, 41,470.92 and 10,115.28

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Solution

The fourth proportional to 27,645.84, 41,470.92 and 10,115.28 is: 15,173.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,645.84 : 41,470.92 = 10,115.28 : x
  2. Step 2: Convert to fraction form
    27,645.84/41,470.92 = 10,115.28/x
  3. Step 3: Cross multiply
    27,645.84x = 41,470.92 × 10,115.28
  4. Step 4: Simplify right side
    27,645.84x = 419,489,967.66
  5. Step 5: Solve for x
    x = 419,489,967.66/27,645.84
  6. Step 6: Final answer
    x = 15,173.71

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1.5x scale

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.