Home / 27,819.41-41,699.96-10,278.05

Finding the Fourth Proportional to 27,819.41, 41,699.96 and 10,278.05

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Solution

The fourth proportional to 27,819.41, 41,699.96 and 10,278.05 is: 15,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,819.41 : 41,699.96 = 10,278.05 : x
  2. Step 2: Convert to fraction form
    27,819.41/41,699.96 = 10,278.05/x
  3. Step 3: Cross multiply
    27,819.41x = 41,699.96 × 10,278.05
  4. Step 4: Simplify right side
    27,819.41x = 428,594,222.49
  5. Step 5: Solve for x
    x = 428,594,222.49/27,819.41
  6. Step 6: Final answer
    x = 15,406.30

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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.