Home / 14,100.68-21,136.14-4,731.82

Finding the Fourth Proportional to 14,100.68, 21,136.14 and 4,731.82

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Solution

The fourth proportional to 14,100.68, 21,136.14 and 4,731.82 is: 7,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.68 : 21,136.14 = 4,731.82 : x
  2. Step 2: Convert to fraction form
    14,100.68/21,136.14 = 4,731.82/x
  3. Step 3: Cross multiply
    14,100.68x = 21,136.14 × 4,731.82
  4. Step 4: Simplify right side
    14,100.68x = 100,012,357.13
  5. Step 5: Solve for x
    x = 100,012,357.13/14,100.68
  6. Step 6: Final answer
    x = 7,092.73

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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.