Home / 20,092.66-27,733.64-12,135.46

Finding the Fourth Proportional to 20,092.66, 27,733.64 and 12,135.46

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Solution

The fourth proportional to 20,092.66, 27,733.64 and 12,135.46 is: 16,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.66 : 27,733.64 = 12,135.46 : x
  2. Step 2: Convert to fraction form
    20,092.66/27,733.64 = 12,135.46/x
  3. Step 3: Cross multiply
    20,092.66x = 27,733.64 × 12,135.46
  4. Step 4: Simplify right side
    20,092.66x = 336,560,478.87
  5. Step 5: Solve for x
    x = 336,560,478.87/20,092.66
  6. Step 6: Final answer
    x = 16,750.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.