Home / 20,466.26-28,121.05-16,267.22

Finding the Fourth Proportional to 20,466.26, 28,121.05 and 16,267.22

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Solution

The fourth proportional to 20,466.26, 28,121.05 and 16,267.22 is: 22,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,466.26 : 28,121.05 = 16,267.22 : x
  2. Step 2: Convert to fraction form
    20,466.26/28,121.05 = 16,267.22/x
  3. Step 3: Cross multiply
    20,466.26x = 28,121.05 × 16,267.22
  4. Step 4: Simplify right side
    20,466.26x = 457,451,225.64
  5. Step 5: Solve for x
    x = 457,451,225.64/20,466.26
  6. Step 6: Final answer
    x = 22,351.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.