Home / 14,119.26-21,150.65-8,493.83

Finding the Fourth Proportional to 14,119.26, 21,150.65 and 8,493.83

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Solution

The fourth proportional to 14,119.26, 21,150.65 and 8,493.83 is: 12,723.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,119.26 : 21,150.65 = 8,493.83 : x
  2. Step 2: Convert to fraction form
    14,119.26/21,150.65 = 8,493.83/x
  3. Step 3: Cross multiply
    14,119.26x = 21,150.65 × 8,493.83
  4. Step 4: Simplify right side
    14,119.26x = 179,650,025.49
  5. Step 5: Solve for x
    x = 179,650,025.49/14,119.26
  6. Step 6: Final answer
    x = 12,723.76

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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.