Home / 14,074.26-21,108.51-8,226.42

Finding the Fourth Proportional to 14,074.26, 21,108.51 and 8,226.42

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Solution

The fourth proportional to 14,074.26, 21,108.51 and 8,226.42 is: 12,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.26 : 21,108.51 = 8,226.42 : x
  2. Step 2: Convert to fraction form
    14,074.26/21,108.51 = 8,226.42/x
  3. Step 3: Cross multiply
    14,074.26x = 21,108.51 × 8,226.42
  4. Step 4: Simplify right side
    14,074.26x = 173,647,468.83
  5. Step 5: Solve for x
    x = 173,647,468.83/14,074.26
  6. Step 6: Final answer
    x = 12,337.95

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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.