Home / 19,245.08-28,869.24-6,764.04

Finding the Fourth Proportional to 19,245.08, 28,869.24 and 6,764.04

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Solution

The fourth proportional to 19,245.08, 28,869.24 and 6,764.04 is: 10,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.08 : 28,869.24 = 6,764.04 : x
  2. Step 2: Convert to fraction form
    19,245.08/28,869.24 = 6,764.04/x
  3. Step 3: Cross multiply
    19,245.08x = 28,869.24 × 6,764.04
  4. Step 4: Simplify right side
    19,245.08x = 195,272,694.13
  5. Step 5: Solve for x
    x = 195,272,694.13/19,245.08
  6. Step 6: Final answer
    x = 10,146.63

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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.