Home / 28,548.26-39,392.25-16,283.77

Finding the Fourth Proportional to 28,548.26, 39,392.25 and 16,283.77

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Solution

The fourth proportional to 28,548.26, 39,392.25 and 16,283.77 is: 22,469.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548.26 : 39,392.25 = 16,283.77 : x
  2. Step 2: Convert to fraction form
    28,548.26/39,392.25 = 16,283.77/x
  3. Step 3: Cross multiply
    28,548.26x = 39,392.25 × 16,283.77
  4. Step 4: Simplify right side
    28,548.26x = 641,454,179.24
  5. Step 5: Solve for x
    x = 641,454,179.24/28,548.26
  6. Step 6: Final answer
    x = 22,469.12

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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.