Home / 27,449.48-41,178.31-8,730.12

Finding the Fourth Proportional to 27,449.48, 41,178.31 and 8,730.12

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Solution

The fourth proportional to 27,449.48, 41,178.31 and 8,730.12 is: 13,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,449.48 : 41,178.31 = 8,730.12 : x
  2. Step 2: Convert to fraction form
    27,449.48/41,178.31 = 8,730.12/x
  3. Step 3: Cross multiply
    27,449.48x = 41,178.31 × 8,730.12
  4. Step 4: Simplify right side
    27,449.48x = 359,491,757.12
  5. Step 5: Solve for x
    x = 359,491,757.12/27,449.48
  6. Step 6: Final answer
    x = 13,096.49

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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.