Home / 19,761.30-29,645.60-6,255.88

Finding the Fourth Proportional to 19,761.30, 29,645.60 and 6,255.88

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Solution

The fourth proportional to 19,761.30, 29,645.60 and 6,255.88 is: 9,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761.30 : 29,645.60 = 6,255.88 : x
  2. Step 2: Convert to fraction form
    19,761.30/29,645.60 = 6,255.88/x
  3. Step 3: Cross multiply
    19,761.30x = 29,645.60 × 6,255.88
  4. Step 4: Simplify right side
    19,761.30x = 185,459,210.73
  5. Step 5: Solve for x
    x = 185,459,210.73/19,761.30
  6. Step 6: Final answer
    x = 9,384.97

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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.