Home / 19,451.89-29,181.66-6,968.55

Finding the Fourth Proportional to 19,451.89, 29,181.66 and 6,968.55

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Solution

The fourth proportional to 19,451.89, 29,181.66 and 6,968.55 is: 10,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.89 : 29,181.66 = 6,968.55 : x
  2. Step 2: Convert to fraction form
    19,451.89/29,181.66 = 6,968.55/x
  3. Step 3: Cross multiply
    19,451.89x = 29,181.66 × 6,968.55
  4. Step 4: Simplify right side
    19,451.89x = 203,353,983.65
  5. Step 5: Solve for x
    x = 203,353,983.65/19,451.89
  6. Step 6: Final answer
    x = 10,454.20

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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.