Home / 28,876.72-39,838.08-17,546.44

Finding the Fourth Proportional to 28,876.72, 39,838.08 and 17,546.44

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Solution

The fourth proportional to 28,876.72, 39,838.08 and 17,546.44 is: 24,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.72 : 39,838.08 = 17,546.44 : x
  2. Step 2: Convert to fraction form
    28,876.72/39,838.08 = 17,546.44/x
  3. Step 3: Cross multiply
    28,876.72x = 39,838.08 × 17,546.44
  4. Step 4: Simplify right side
    28,876.72x = 699,016,480.44
  5. Step 5: Solve for x
    x = 699,016,480.44/28,876.72
  6. Step 6: Final answer
    x = 24,206.92

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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.