Home / 14,074.36-21,099.86-5,304.44

Finding the Fourth Proportional to 14,074.36, 21,099.86 and 5,304.44

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Solution

The fourth proportional to 14,074.36, 21,099.86 and 5,304.44 is: 7,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.36 : 21,099.86 = 5,304.44 : x
  2. Step 2: Convert to fraction form
    14,074.36/21,099.86 = 5,304.44/x
  3. Step 3: Cross multiply
    14,074.36x = 21,099.86 × 5,304.44
  4. Step 4: Simplify right side
    14,074.36x = 111,922,941.38
  5. Step 5: Solve for x
    x = 111,922,941.38/14,074.36
  6. Step 6: Final answer
    x = 7,952.26

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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.