Home / 14,175.34-21,241.45-6,769.60

Finding the Fourth Proportional to 14,175.34, 21,241.45 and 6,769.60

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Solution

The fourth proportional to 14,175.34, 21,241.45 and 6,769.60 is: 10,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.34 : 21,241.45 = 6,769.60 : x
  2. Step 2: Convert to fraction form
    14,175.34/21,241.45 = 6,769.60/x
  3. Step 3: Cross multiply
    14,175.34x = 21,241.45 × 6,769.60
  4. Step 4: Simplify right side
    14,175.34x = 143,796,119.92
  5. Step 5: Solve for x
    x = 143,796,119.92/14,175.34
  6. Step 6: Final answer
    x = 10,144.10

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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.