Home / 27,619.40-41,392.14-10,072.68

Finding the Fourth Proportional to 27,619.40, 41,392.14 and 10,072.68

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Solution

The fourth proportional to 27,619.40, 41,392.14 and 10,072.68 is: 15,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619.40 : 41,392.14 = 10,072.68 : x
  2. Step 2: Convert to fraction form
    27,619.40/41,392.14 = 10,072.68/x
  3. Step 3: Cross multiply
    27,619.40x = 41,392.14 × 10,072.68
  4. Step 4: Simplify right side
    27,619.40x = 416,929,780.74
  5. Step 5: Solve for x
    x = 416,929,780.74/27,619.40
  6. Step 6: Final answer
    x = 15,095.54

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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.