Home / 20,060.34-27,684.84-11,110.68

Finding the Fourth Proportional to 20,060.34, 27,684.84 and 11,110.68

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Solution

The fourth proportional to 20,060.34, 27,684.84 and 11,110.68 is: 15,333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.34 : 27,684.84 = 11,110.68 : x
  2. Step 2: Convert to fraction form
    20,060.34/27,684.84 = 11,110.68/x
  3. Step 3: Cross multiply
    20,060.34x = 27,684.84 × 11,110.68
  4. Step 4: Simplify right side
    20,060.34x = 307,597,398.09
  5. Step 5: Solve for x
    x = 307,597,398.09/20,060.34
  6. Step 6: Final answer
    x = 15,333.61

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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.