Home / 14,221.48-21,332.22-3,834.28

Finding the Fourth Proportional to 14,221.48, 21,332.22 and 3,834.28

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Solution

The fourth proportional to 14,221.48, 21,332.22 and 3,834.28 is: 5,751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.48 : 21,332.22 = 3,834.28 : x
  2. Step 2: Convert to fraction form
    14,221.48/21,332.22 = 3,834.28/x
  3. Step 3: Cross multiply
    14,221.48x = 21,332.22 × 3,834.28
  4. Step 4: Simplify right side
    14,221.48x = 81,793,704.50
  5. Step 5: Solve for x
    x = 81,793,704.50/14,221.48
  6. Step 6: Final answer
    x = 5,751.42

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Similar ratio
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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.