Home / 14,173.44-21,253.20-5,288.43

Finding the Fourth Proportional to 14,173.44, 21,253.20 and 5,288.43

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Solution

The fourth proportional to 14,173.44, 21,253.20 and 5,288.43 is: 7,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.44 : 21,253.20 = 5,288.43 : x
  2. Step 2: Convert to fraction form
    14,173.44/21,253.20 = 5,288.43/x
  3. Step 3: Cross multiply
    14,173.44x = 21,253.20 × 5,288.43
  4. Step 4: Simplify right side
    14,173.44x = 112,396,060.48
  5. Step 5: Solve for x
    x = 112,396,060.48/14,173.44
  6. Step 6: Final answer
    x = 7,930.05

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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.