Home / 12,452.96-18,666.84-8,073.20

Finding the Fourth Proportional to 12,452.96, 18,666.84 and 8,073.20

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Solution

The fourth proportional to 12,452.96, 18,666.84 and 8,073.20 is: 12,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.96 : 18,666.84 = 8,073.20 : x
  2. Step 2: Convert to fraction form
    12,452.96/18,666.84 = 8,073.20/x
  3. Step 3: Cross multiply
    12,452.96x = 18,666.84 × 8,073.20
  4. Step 4: Simplify right side
    12,452.96x = 150,701,132.69
  5. Step 5: Solve for x
    x = 150,701,132.69/12,452.96
  6. Step 6: Final answer
    x = 12,101.63

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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.