Home / 14,063.44-21,071.45-8,499.82

Finding the Fourth Proportional to 14,063.44, 21,071.45 and 8,499.82

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Solution

The fourth proportional to 14,063.44, 21,071.45 and 8,499.82 is: 12,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.44 : 21,071.45 = 8,499.82 : x
  2. Step 2: Convert to fraction form
    14,063.44/21,071.45 = 8,499.82/x
  3. Step 3: Cross multiply
    14,063.44x = 21,071.45 × 8,499.82
  4. Step 4: Simplify right side
    14,063.44x = 179,103,532.14
  5. Step 5: Solve for x
    x = 179,103,532.14/14,063.44
  6. Step 6: Final answer
    x = 12,735.40

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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.