Home / 28,834.36-39,791.52-16,087.48

Finding the Fourth Proportional to 28,834.36, 39,791.52 and 16,087.48

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Solution

The fourth proportional to 28,834.36, 39,791.52 and 16,087.48 is: 22,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.36 : 39,791.52 = 16,087.48 : x
  2. Step 2: Convert to fraction form
    28,834.36/39,791.52 = 16,087.48/x
  3. Step 3: Cross multiply
    28,834.36x = 39,791.52 × 16,087.48
  4. Step 4: Simplify right side
    28,834.36x = 640,145,282.17
  5. Step 5: Solve for x
    x = 640,145,282.17/28,834.36
  6. Step 6: Final answer
    x = 22,200.78

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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.