Home / 14,249.10-21,375.95-4,388.38

Finding the Fourth Proportional to 14,249.10, 21,375.95 and 4,388.38

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Solution

The fourth proportional to 14,249.10, 21,375.95 and 4,388.38 is: 6,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.10 : 21,375.95 = 4,388.38 : x
  2. Step 2: Convert to fraction form
    14,249.10/21,375.95 = 4,388.38/x
  3. Step 3: Cross multiply
    14,249.10x = 21,375.95 × 4,388.38
  4. Step 4: Simplify right side
    14,249.10x = 93,805,740.76
  5. Step 5: Solve for x
    x = 93,805,740.76/14,249.10
  6. Step 6: Final answer
    x = 6,583.27

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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.