Home / 14,136.67-21,200.10-4,273.30

Finding the Fourth Proportional to 14,136.67, 21,200.10 and 4,273.30

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Solution

The fourth proportional to 14,136.67, 21,200.10 and 4,273.30 is: 6,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.67 : 21,200.10 = 4,273.30 : x
  2. Step 2: Convert to fraction form
    14,136.67/21,200.10 = 4,273.30/x
  3. Step 3: Cross multiply
    14,136.67x = 21,200.10 × 4,273.30
  4. Step 4: Simplify right side
    14,136.67x = 90,594,387.33
  5. Step 5: Solve for x
    x = 90,594,387.33/14,136.67
  6. Step 6: Final answer
    x = 6,408.47

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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.