Home / 14,136.94-21,200.54-7,114.24

Finding the Fourth Proportional to 14,136.94, 21,200.54 and 7,114.24

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Solution

The fourth proportional to 14,136.94, 21,200.54 and 7,114.24 is: 10,668.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.94 : 21,200.54 = 7,114.24 : x
  2. Step 2: Convert to fraction form
    14,136.94/21,200.54 = 7,114.24/x
  3. Step 3: Cross multiply
    14,136.94x = 21,200.54 × 7,114.24
  4. Step 4: Simplify right side
    14,136.94x = 150,825,588.12
  5. Step 5: Solve for x
    x = 150,825,588.12/14,136.94
  6. Step 6: Final answer
    x = 10,668.90

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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.