Home / 14,716.44-22,063.86-6,921

Finding the Fourth Proportional to 14,716.44, 22,063.86 and 6,921

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Solution

The fourth proportional to 14,716.44, 22,063.86 and 6,921 is: 10,376.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.44 : 22,063.86 = 6,921 : x
  2. Step 2: Convert to fraction form
    14,716.44/22,063.86 = 6,921/x
  3. Step 3: Cross multiply
    14,716.44x = 22,063.86 × 6,921
  4. Step 4: Simplify right side
    14,716.44x = 152,703,975.06
  5. Step 5: Solve for x
    x = 152,703,975.06/14,716.44
  6. Step 6: Final answer
    x = 10,376.42

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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.