Home / 27,519.12-41,278.86-6,742.62

Finding the Fourth Proportional to 27,519.12, 41,278.86 and 6,742.62

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Solution

The fourth proportional to 27,519.12, 41,278.86 and 6,742.62 is: 10,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,519.12 : 41,278.86 = 6,742.62 : x
  2. Step 2: Convert to fraction form
    27,519.12/41,278.86 = 6,742.62/x
  3. Step 3: Cross multiply
    27,519.12x = 41,278.86 × 6,742.62
  4. Step 4: Simplify right side
    27,519.12x = 278,327,667.01
  5. Step 5: Solve for x
    x = 278,327,667.01/27,519.12
  6. Step 6: Final answer
    x = 10,113.97

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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.