Home / 20,827.67-31,235.03-6,037.61

Finding the Fourth Proportional to 20,827.67, 31,235.03 and 6,037.61

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Solution

The fourth proportional to 20,827.67, 31,235.03 and 6,037.61 is: 9,054.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,827.67 : 31,235.03 = 6,037.61 : x
  2. Step 2: Convert to fraction form
    20,827.67/31,235.03 = 6,037.61/x
  3. Step 3: Cross multiply
    20,827.67x = 31,235.03 × 6,037.61
  4. Step 4: Simplify right side
    20,827.67x = 188,584,899.29
  5. Step 5: Solve for x
    x = 188,584,899.29/20,827.67
  6. Step 6: Final answer
    x = 9,054.54

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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.