Home / 14,144.22-21,195.27-10,416.60

Finding the Fourth Proportional to 14,144.22, 21,195.27 and 10,416.60

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Solution

The fourth proportional to 14,144.22, 21,195.27 and 10,416.60 is: 15,609.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.22 : 21,195.27 = 10,416.60 : x
  2. Step 2: Convert to fraction form
    14,144.22/21,195.27 = 10,416.60/x
  3. Step 3: Cross multiply
    14,144.22x = 21,195.27 × 10,416.60
  4. Step 4: Simplify right side
    14,144.22x = 220,782,649.48
  5. Step 5: Solve for x
    x = 220,782,649.48/14,144.22
  6. Step 6: Final answer
    x = 15,609.39

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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.