Home / 27,149.44-40,697.20-12,892.92

Finding the Fourth Proportional to 27,149.44, 40,697.20 and 12,892.92

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Solution

The fourth proportional to 27,149.44, 40,697.20 and 12,892.92 is: 19,326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.44 : 40,697.20 = 12,892.92 : x
  2. Step 2: Convert to fraction form
    27,149.44/40,697.20 = 12,892.92/x
  3. Step 3: Cross multiply
    27,149.44x = 40,697.20 × 12,892.92
  4. Step 4: Simplify right side
    27,149.44x = 524,705,743.82
  5. Step 5: Solve for x
    x = 524,705,743.82/27,149.44
  6. Step 6: Final answer
    x = 19,326.58

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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.