Home / 14,530.67-21,797.52-5,171.55

Finding the Fourth Proportional to 14,530.67, 21,797.52 and 5,171.55

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Solution

The fourth proportional to 14,530.67, 21,797.52 and 5,171.55 is: 7,757.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530.67 : 21,797.52 = 5,171.55 : x
  2. Step 2: Convert to fraction form
    14,530.67/21,797.52 = 5,171.55/x
  3. Step 3: Cross multiply
    14,530.67x = 21,797.52 × 5,171.55
  4. Step 4: Simplify right side
    14,530.67x = 112,726,964.56
  5. Step 5: Solve for x
    x = 112,726,964.56/14,530.67
  6. Step 6: Final answer
    x = 7,757.87

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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.