Home / 27,109.95-40,651.27-11,310.88

Finding the Fourth Proportional to 27,109.95, 40,651.27 and 11,310.88

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Solution

The fourth proportional to 27,109.95, 40,651.27 and 11,310.88 is: 16,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,109.95 : 40,651.27 = 11,310.88 : x
  2. Step 2: Convert to fraction form
    27,109.95/40,651.27 = 11,310.88/x
  3. Step 3: Cross multiply
    27,109.95x = 40,651.27 × 11,310.88
  4. Step 4: Simplify right side
    27,109.95x = 459,801,636.82
  5. Step 5: Solve for x
    x = 459,801,636.82/27,109.95
  6. Step 6: Final answer
    x = 16,960.62

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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.