Home / 22,136.44-30,548.28-12,200.44

Finding the Fourth Proportional to 22,136.44, 30,548.28 and 12,200.44

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Solution

The fourth proportional to 22,136.44, 30,548.28 and 12,200.44 is: 16,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.44 : 30,548.28 = 12,200.44 : x
  2. Step 2: Convert to fraction form
    22,136.44/30,548.28 = 12,200.44/x
  3. Step 3: Cross multiply
    22,136.44x = 30,548.28 × 12,200.44
  4. Step 4: Simplify right side
    22,136.44x = 372,702,457.24
  5. Step 5: Solve for x
    x = 372,702,457.24/22,136.44
  6. Step 6: Final answer
    x = 16,836.60

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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.