Home / 16,450.86-22,704.35-9,375.66

Finding the Fourth Proportional to 16,450.86, 22,704.35 and 9,375.66

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Solution

The fourth proportional to 16,450.86, 22,704.35 and 9,375.66 is: 12,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450.86 : 22,704.35 = 9,375.66 : x
  2. Step 2: Convert to fraction form
    16,450.86/22,704.35 = 9,375.66/x
  3. Step 3: Cross multiply
    16,450.86x = 22,704.35 × 9,375.66
  4. Step 4: Simplify right side
    16,450.86x = 212,868,266.12
  5. Step 5: Solve for x
    x = 212,868,266.12/16,450.86
  6. Step 6: Final answer
    x = 12,939.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.