Home / 14,033.67-19,369.79-8,068.80

Finding the Fourth Proportional to 14,033.67, 19,369.79 and 8,068.80

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Solution

The fourth proportional to 14,033.67, 19,369.79 and 8,068.80 is: 11,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.67 : 19,369.79 = 8,068.80 : x
  2. Step 2: Convert to fraction form
    14,033.67/19,369.79 = 8,068.80/x
  3. Step 3: Cross multiply
    14,033.67x = 19,369.79 × 8,068.80
  4. Step 4: Simplify right side
    14,033.67x = 156,290,961.55
  5. Step 5: Solve for x
    x = 156,290,961.55/14,033.67
  6. Step 6: Final answer
    x = 11,136.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.