Home / 14,134.22-21,205.41-4,274.94

Finding the Fourth Proportional to 14,134.22, 21,205.41 and 4,274.94

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Solution

The fourth proportional to 14,134.22, 21,205.41 and 4,274.94 is: 6,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.22 : 21,205.41 = 4,274.94 : x
  2. Step 2: Convert to fraction form
    14,134.22/21,205.41 = 4,274.94/x
  3. Step 3: Cross multiply
    14,134.22x = 21,205.41 × 4,274.94
  4. Step 4: Simplify right side
    14,134.22x = 90,651,855.43
  5. Step 5: Solve for x
    x = 90,651,855.43/14,134.22
  6. Step 6: Final answer
    x = 6,413.65

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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.