Home / 27,449.76-41,176.80-10,808.64

Finding the Fourth Proportional to 27,449.76, 41,176.80 and 10,808.64

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Solution

The fourth proportional to 27,449.76, 41,176.80 and 10,808.64 is: 16,213.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,449.76 : 41,176.80 = 10,808.64 : x
  2. Step 2: Convert to fraction form
    27,449.76/41,176.80 = 10,808.64/x
  3. Step 3: Cross multiply
    27,449.76x = 41,176.80 × 10,808.64
  4. Step 4: Simplify right side
    27,449.76x = 445,065,207.55
  5. Step 5: Solve for x
    x = 445,065,207.55/27,449.76
  6. Step 6: Final answer
    x = 16,213.81

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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.