Home / 20,040.66-27,657.18-12,084.03

Finding the Fourth Proportional to 20,040.66, 27,657.18 and 12,084.03

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Solution

The fourth proportional to 20,040.66, 27,657.18 and 12,084.03 is: 16,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040.66 : 27,657.18 = 12,084.03 : x
  2. Step 2: Convert to fraction form
    20,040.66/27,657.18 = 12,084.03/x
  3. Step 3: Cross multiply
    20,040.66x = 27,657.18 × 12,084.03
  4. Step 4: Simplify right side
    20,040.66x = 334,210,192.84
  5. Step 5: Solve for x
    x = 334,210,192.84/20,040.66
  6. Step 6: Final answer
    x = 16,676.61

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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.