Home / 14,099.44-21,149.39-5,338.48

Finding the Fourth Proportional to 14,099.44, 21,149.39 and 5,338.48

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Solution

The fourth proportional to 14,099.44, 21,149.39 and 5,338.48 is: 8,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.44 : 21,149.39 = 5,338.48 : x
  2. Step 2: Convert to fraction form
    14,099.44/21,149.39 = 5,338.48/x
  3. Step 3: Cross multiply
    14,099.44x = 21,149.39 × 5,338.48
  4. Step 4: Simplify right side
    14,099.44x = 112,905,503.13
  5. Step 5: Solve for x
    x = 112,905,503.13/14,099.44
  6. Step 6: Final answer
    x = 8,007.80

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1.5x scale

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.