Home / 19,819.44-29,724.30-6,671.52

Finding the Fourth Proportional to 19,819.44, 29,724.30 and 6,671.52

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Solution

The fourth proportional to 19,819.44, 29,724.30 and 6,671.52 is: 10,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,819.44 : 29,724.30 = 6,671.52 : x
  2. Step 2: Convert to fraction form
    19,819.44/29,724.30 = 6,671.52/x
  3. Step 3: Cross multiply
    19,819.44x = 29,724.30 × 6,671.52
  4. Step 4: Simplify right side
    19,819.44x = 198,306,261.94
  5. Step 5: Solve for x
    x = 198,306,261.94/19,819.44
  6. Step 6: Final answer
    x = 10,005.64

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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.