Home / 30,221.27-41,704.52-16,792.18

Finding the Fourth Proportional to 30,221.27, 41,704.52 and 16,792.18

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Solution

The fourth proportional to 30,221.27, 41,704.52 and 16,792.18 is: 23,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221.27 : 41,704.52 = 16,792.18 : x
  2. Step 2: Convert to fraction form
    30,221.27/41,704.52 = 16,792.18/x
  3. Step 3: Cross multiply
    30,221.27x = 41,704.52 × 16,792.18
  4. Step 4: Simplify right side
    30,221.27x = 700,309,640.11
  5. Step 5: Solve for x
    x = 700,309,640.11/30,221.27
  6. Step 6: Final answer
    x = 23,172.74

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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.