Home / 14,251.21-21,377.25-4,891.10

Finding the Fourth Proportional to 14,251.21, 21,377.25 and 4,891.10

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Solution

The fourth proportional to 14,251.21, 21,377.25 and 4,891.10 is: 7,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.21 : 21,377.25 = 4,891.10 : x
  2. Step 2: Convert to fraction form
    14,251.21/21,377.25 = 4,891.10/x
  3. Step 3: Cross multiply
    14,251.21x = 21,377.25 × 4,891.10
  4. Step 4: Simplify right side
    14,251.21x = 104,558,160.59
  5. Step 5: Solve for x
    x = 104,558,160.59/14,251.21
  6. Step 6: Final answer
    x = 7,336.79

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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.