Home / 27,086.75-40,646.27-12,092.70

Finding the Fourth Proportional to 27,086.75, 40,646.27 and 12,092.70

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Solution

The fourth proportional to 27,086.75, 40,646.27 and 12,092.70 is: 18,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.75 : 40,646.27 = 12,092.70 : x
  2. Step 2: Convert to fraction form
    27,086.75/40,646.27 = 12,092.70/x
  3. Step 3: Cross multiply
    27,086.75x = 40,646.27 × 12,092.70
  4. Step 4: Simplify right side
    27,086.75x = 491,523,331.88
  5. Step 5: Solve for x
    x = 491,523,331.88/27,086.75
  6. Step 6: Final answer
    x = 18,146.27

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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.